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Security - External Scan Results

John Lewis

Security - External Scan Results
« on: March 21, 2002, 05:48:59 PM »
Greetings, I ran a scan against my external SME 5.1.2 interface, and received the below results.  The big issue is that SME "rejects" packets to closed ports, rather than "drops" them.  Rejecting gives an immediate response to a scan, so automated scans can go much, much, MUCH quicker.

How can I change the default action to "drop" rather than "reject"?

Note, I have installed portsentry, (http://www.netfrost.com/kenshin/) with its defaults, so could that have changed some things?

Also, below are the open ports:

21/tcp     open        ftp                    
22/tcp     open        ssh                    
25/tcp     open        smtp                    
80/tcp     open        http                    
110/tcp    open        pop-3                  
113/tcp    open        auth                    
143/tcp    open        imap2                  
443/tcp    open        https                  
1080/tcp   open        socks                  
1524/tcp   open        ingreslock              
1723/tcp   open        pptp                    
2000/tcp   open        callbook                
6667/tcp   open        irc                    
31337/tcp  open        Elite                  
32771/tcp  open        sometimes-rpc5          
32772/tcp  open        sometimes-rpc7          
32773/tcp  open        sometimes-rpc9          
32774/tcp  open        sometimes-rpc11        

What are "socks" "ingreslock" "Elite" and the "sometimes-rpc..." ports, and why are they open?  Is this a port sentry thing?

Here is the scan result:

Starting nmap V. 2.53 by fyodor@insecure.org ( www.insecure.org/nmap/ )
 Interesting ports on jlewis.cv.mvl.intelos.net (216.12.13.52):
(The 569 ports scanned but not shown below are in state: filtered)
Port       State       Service
20/tcp     closed      ftp-data                
21/tcp     open        ftp                    
22/tcp     open        ssh                    
25/tcp     open        smtp                    
80/tcp     open        http                    
110/tcp    open        pop-3                  
113/tcp    open        auth                    
143/tcp    open        imap2                  
443/tcp    open        https                  
1024/tcp   closed      kdm                    
1025/tcp   closed      listen                  
1026/tcp   closed      nterm                  
1030/tcp   closed      iad1                    
1031/tcp   closed      iad2                    
1032/tcp   closed      iad3                    
1058/tcp   closed      nim                    
1059/tcp   closed      nimreg                  
1067/tcp   closed      instl_boots            
1068/tcp   closed      instl_bootc            
1080/tcp   open        socks                  
1083/tcp   closed      ansoft-lm-1            
1084/tcp   closed      ansoft-lm-2            
1103/tcp   closed      xaudio                  
1109/tcp   closed      kpop                    
1110/tcp   closed      nfsd-status            
1112/tcp   closed      msql                    
1127/tcp   closed      supfiledbg              
1155/tcp   closed      nfa                    
1178/tcp   closed      skkserv                
1212/tcp   closed      lupa                    
1222/tcp   closed      nerv                    
1234/tcp   closed      hotline                
1241/tcp   closed      msg                    
1248/tcp   closed      hermes                  
1346/tcp   closed      alta-ana-lm            
1347/tcp   closed      bbn-mmc                
1348/tcp   closed      bbn-mmx                
1349/tcp   closed      sbook                  
1350/tcp   closed      editbench              
1351/tcp   closed      equationbuilder        
1352/tcp   closed      lotusnotes              
1353/tcp   closed      relief                  
1354/tcp   closed      rightbrain              
1355/tcp   closed      intuitive-edge          
1356/tcp   closed      cuillamartin            
1357/tcp   closed      pegboard                
1358/tcp   closed      connlcli                
1359/tcp   closed      ftsrv                  
1360/tcp   closed      mimer                  
1361/tcp   closed      linx                    
1362/tcp   closed      timeflies              
1363/tcp   closed      ndm-requester          
1364/tcp   closed      ndm-server              
1365/tcp   closed      adapt-sna              
1366/tcp   closed      netware-csp            
1367/tcp   closed      dcs                    
1368/tcp   closed      screencast              
1369/tcp   closed      gv-us                  
1370/tcp   closed      us-gv                  
1371/tcp   closed      fc-cli                  
1372/tcp   closed      fc-ser                  
1373/tcp   closed      chromagrafx            
1374/tcp   closed      molly                  
1375/tcp   closed      bytex                  
1376/tcp   closed      ibm-pps                
1377/tcp   closed      cichlid                
1378/tcp   closed      elan                    
1379/tcp   closed      dbreporter              
1380/tcp   closed      telesis-licman          
1381/tcp   closed      apple-licman            
1383/tcp   closed      gwha                    
1384/tcp   closed      os-licman              
1385/tcp   closed      atex_elmd              
1386/tcp   closed      checksum                
1387/tcp   closed      cadsi-lm                
1388/tcp   closed      objective-dbc          
1389/tcp   closed      iclpv-dm                
1390/tcp   closed      iclpv-sc                
1391/tcp   closed      iclpv-sas              
1392/tcp   closed      iclpv-pm                
1393/tcp   closed      iclpv-nls              
1394/tcp   closed      iclpv-nlc              
1395/tcp   closed      iclpv-wsm              
1396/tcp   closed      dvl-activemail          
1397/tcp   closed      audio-activmail        
1398/tcp   closed      video-activmail        
1399/tcp   closed      cadkey-licman          
1400/tcp   closed      cadkey-tablet          
1401/tcp   closed      goldleaf-licman        
1402/tcp   closed      prm-sm-np              
1403/tcp   closed      prm-nm-np              
1404/tcp   closed      igi-lm                  
1405/tcp   closed      ibm-res                
1406/tcp   closed      netlabs-lm              
1407/tcp   closed      dbsa-lm                
1408/tcp   closed      sophia-lm              
1409/tcp   closed      here-lm                
1410/tcp   closed      hiq                    
1411/tcp   closed      af                      
1412/tcp   closed      innosys                
1413/tcp   closed      innosys-acl            
1414/tcp   closed      ibm-mqseries            
1415/tcp   closed      dbstar                  
1416/tcp   closed      novell-lu6.2            
1417/tcp   closed      timbuktu-srv1          
1418/tcp   closed      timbuktu-srv2          
1419/tcp   closed      timbuktu-srv3          
1420/tcp   closed      timbuktu-srv4          
1421/tcp   closed      gandalf-lm              
1422/tcp   closed      autodesk-lm            
1423/tcp   closed      essbase                
1424/tcp   closed      hybrid                  
1425/tcp   closed      zion-lm                
1426/tcp   closed      sas-1                  
1427/tcp   closed      mloadd                  
1428/tcp   closed      informatik-lm          
1429/tcp   closed      nms                    
1430/tcp   closed      tpdu                    
1431/tcp   closed      rgtp                    
1432/tcp   closed      blueberry-lm            
1433/tcp   closed      ms-sql-s                
1434/tcp   closed      ms-sql-m                
1435/tcp   closed      ibm-cics                
1436/tcp   closed      sas-2                  
1437/tcp   closed      tabula                  
1438/tcp   closed      eicon-server            
1439/tcp   closed      eicon-x25              
1440/tcp   closed      eicon-slp              
1441/tcp   closed      cadis-1                
1442/tcp   closed      cadis-2                
1443/tcp   closed      ies-lm                  
1444/tcp   closed      marcam-lm              
1445/tcp   closed      proxima-lm              
1446/tcp   closed      ora-lm                  
1447/tcp   closed      apri-lm                
1448/tcp   closed      oc-lm                  
1449/tcp   closed      peport                  
1450/tcp   closed      dwf                    
1451/tcp   closed      infoman                
1452/tcp   closed      gtegsc-lm              
1453/tcp   closed      genie-lm                
1454/tcp   closed      interhdl_elmd          
1455/tcp   closed      esl-lm                  
1456/tcp   closed      dca                    
1457/tcp   closed      valisys-lm              
1458/tcp   closed      nrcabq-lm              
1459/tcp   closed      proshare1              
1460/tcp   closed      proshare2              
1461/tcp   closed      ibm_wrless_lan          
1462/tcp   closed      world-lm                
1463/tcp   closed      nucleus                
1464/tcp   closed      msl_lmd                
1465/tcp   closed      pipes                  
1466/tcp   closed      oceansoft-lm            
1467/tcp   closed      csdmbase                
1468/tcp   closed      csdm                    
1469/tcp   closed      aal-lm                  
1470/tcp   closed      uaiact                  
1471/tcp   closed      csdmbase                
1472/tcp   closed      csdm                    
1473/tcp   closed      openmath                
1474/tcp   closed      telefinder              
1475/tcp   closed      taligent-lm            
1476/tcp   closed      clvm-cfg                
1477/tcp   closed      ms-sna-server          
1478/tcp   closed      ms-sna-base            
1479/tcp   closed      dberegister            
1480/tcp   clos ed      pacerforum              
1481/tcp   closed      airs                    
1482/tcp   closed      miteksys-lm            
1483/tcp   closed      afs                    
1484/tcp   closed      confluent              
1485/tcp   closed      lansource              
1486/tcp   closed      nms_topo_serv          
1487/tcp   closed      localinfosrvr          
1488/tcp   closed      docstor                
1489/tcp   closed      dmdocbroker            
1490/tcp   closed      insitu-conf            
1491/tcp   closed      anynetgateway          
1492/tcp   closed      stone-design-1          
1493/tcp   closed      netmap_lm              
1494/tcp   closed      citrix-ica              
1495/tcp   closed      cvc                    
1496/tcp   closed      liberty-lm              
1497/tcp   closed      rfx-lm                  
1498/tcp   closed      watcom-sql              
1499/tcp   closed      fhc                    
1500/tcp   closed      vlsi-lm                
1501/tcp   closed      sas-3                  
1502/tcp   closed      shivadiscovery          
1503/tcp   closed      imtc-mcs                
1504/tcp   closed      evb-elm                
1505/tcp   closed      funkproxy              
1506/tcp   closed      utcd                    
1507/tcp   closed      symplex                
1508/tcp   closed      diagmond                
1509/tcp   closed      robcad-lm              
1510/tcp   closed      mvx-lm                  
1511/tcp   closed      3l-l1                  
1512/tcp   closed      wins                    
1513/tcp   closed      fujitsu-dtc            
1514/tcp   closed      fujitsu-dtcns          
1515/tcp   closed      ifor-protocol          
1516/tcp   closed      vpad                    
1517/tcp   closed      vpac                    
1518/tcp   closed      vpvd                    
1519/tcp   closed      vpvc                    
1520/tcp   closed      atm-zip-office          
1521/tcp   closed      ncube-lm                
1522/tcp   closed      rna-lm                  
1523/tcp   closed      cichild-lm              
1524/tcp   open        ingreslock              
1525/tcp   closed      orasrv                  
1526/tcp   closed      pdap-np                
1527/tcp   closed      tlisrv                  
1528/tcp   closed      mciautoreg              
1529/tcp   closed      support                
1530/tcp   closed      rap-service            
1531/tcp   closed      rap-listen              
1532/tcp   closed      miroconnect            
1533/tcp   closed      virtual-places          
1534/tcp   closed      micromuse-lm            
1535/tcp   closed      ampr-info              
1536/tcp   closed      ampr-inter              
1537/tcp   closed      sdsc-lm                
1538/tcp   closed      3ds-lm                  
1539/tcp   closed      intellistor-lm          
1540/tcp   closed      rds                    
1541/tcp   closed      rds2                    
1542/tcp   closed      gridgen-elmd            
1543/tcp   closed      simba-cs                
1544/tcp   closed      aspeclmd                
1545/tcp   closed      vistium-share          
1546/tcp   closed      abbaccuray              
1547/tcp   closed      laplink                
1548/tcp   closed      axon-lm                
1549/tcp   closed      shivahose              
1550/tcp   closed      3m-image-lm            
1551/tcp   closed      hecmtl-db              
1552/tcp   closed      pciarray                
1600/tcp   closed      issd                    
1650/tcp   closed      nkd                    
1651/tcp   closed      shiva_confsrvr          
1652/tcp   closed      xnmp                    
1661/tcp   closed      netview-aix-1          
1662/tcp   closed      netview-aix-2          
1663/tcp   closed      netview-aix-3          
1664/tcp   closed      netview-aix-4          
1665/tcp   closed      netview-aix-5          
1666/tcp   closed      netview-aix-6          
1667/tcp   closed      netview-aix-7          
1668/tcp   closed      netview-aix-8          
1669/tcp   closed      netview- aix-9          
1670/tcp   closed      netview-aix-10          
1671/tcp   closed      netview-aix-11          
1672/tcp   closed      netview-aix-12          
1723/tcp   open        pptp                    
1827/tcp   closed      pcm                    
1986/tcp   closed      licensedaemon          
1987/tcp   closed      tr-rsrb-p1              
1988/tcp   closed      tr-rsrb-p2              
1989/tcp   closed      tr-rsrb-p3              
1990/tcp   closed      stun-p1                
1991/tcp   closed      stun-p2                
1992/tcp   closed      stun-p3                
1993/tcp   closed      snmp-tcp-port          
1994/tcp   closed      stun-port              
1995/tcp   closed      perf-port              
1996/tcp   closed      tr-rsrb-port            
1997/tcp   closed      gdp-port                
1998/tcp   closed      x25-svc-port            
1999/tcp   closed      tcp-id-port            
2000/tcp   open        callbook                
2001/tcp   closed      dc                      
2002/tcp   closed      globe                  
2003/tcp   closed      cfingerd                
2004/tcp   closed      mailbox                
2005/tcp   closed      deslogin                
2006/tcp   closed      invokator              
2007/tcp   closed      dectalk                
2008/tcp   closed      conf                    
2009/tcp   closed      news                    
2010/tcp   closed      search                  
2011/tcp   closed      raid-cc                
2012/tcp   closed      ttyinfo                
2013/tcp   closed      raid-am                
2014/tcp   closed      troff                  
2015/tcp   closed      cypress                
2016/tcp   closed      bootserver              
2017/tcp   closed      cypress-stat            
2018/tcp   closed      terminaldb              
2019/tcp   closed      whosockami              
2020/tcp   closed      xinupageserver          
2021/tcp   closed      servexec                
2022/tcp   closed      down                    
2023/tcp   closed      xinuexpansion3          
2024/tcp   closed      xinuexpansion4          
2025/tcp   closed      ellpack                
2026/tcp   closed      scrabble                
2027/tcp   closed      shadowserver            
2028/tcp   closed      submitserver            
2030/tcp   closed      device2                
2032/tcp   closed      blackboard              
2033/tcp   closed      glogger                
2034/tcp   closed      scoremgr                
2035/tcp   closed      imsldoc                
2038/tcp   closed      objectmanager          
2040/tcp   closed      lam                    
2041/tcp   closed      interbase              
2042/tcp   closed      isis                    
2043/tcp   closed      isis-bcast              
2044/tcp   closed      rimsl                  
2045/tcp   closed      cdfunc                  
2046/tcp   closed      sdfunc                  
2047/tcp   closed      dls                    
2048/tcp   closed      dls-monitor            
2064/tcp   closed      distrib-netassholes    
2065/tcp   closed      dlsrpn                  
2067/tcp   closed      dlswpn                  
2105/tcp   closed      eklogin                
2106/tcp   closed      ekshell                
2108/tcp   closed      rkinit                  
2111/tcp   closed      kx                      
2112/tcp   closed      kip                    
2120/tcp   closed      kauth                  
2201/tcp   closed      ats                    
2232/tcp   closed      ivs-video              
2241/tcp   closed      ivsd                    
2301/tcp   closed      compaqdiag              
2307/tcp   closed      pehelp                  
2401/tcp   closed      cvspserver              
2430/tcp   closed      venus                  
2431/tcp   closed      venus-se                
2432/tcp   closed      codasrv                
2433/tcp   closed      codasrv-se              
2500/tcp   closed      rtsserv                
2501/tcp   closed      rtsclient              
2564/tcp   closed      hp-3000-telnet          
2600/tcp   closed      zebrasrv                
2601/tcp   closed      zebra                  
2602/tcp   closed      ripd                    
2603/tcp   closed      ripngd                  
2604/tcp   closed      ospfd                  
2605/tcp   closed      bgpd                    
2627/tcp   closed      webster                
2638/tcp   closed      sybase                  
2766/tcp   closed      listen                  
2784/tcp   closed      www-dev                
3000/tcp   closed      ppp                    
3001/tcp   closed      nessusd                
3005/tcp   closed      deslogin                
3006/tcp   closed      deslogind              
3049/tcp   closed      cfs                    
3064/tcp   closed      distrib-net-proxy      
3086/tcp   closed      sj3                    
3141/tcp   closed      vmodem                  
3264/tcp   closed      ccmail                  
3333/tcp   closed      dec-notes              
3389/tcp   closed      msrdp                  
3421/tcp   closed      bmap                    
3455/tcp   closed      prsvp                  
3456/tcp   closed      vat                    
3457/tcp   closed      vat-control            
3462/tcp   closed      track                  
3900/tcp   closed      udt_os                  
3984/tcp   closed      mapper-nodemgr          
3985/tcp   closed      mapper-mapethd          
3986/tcp   closed      mapper-ws_ethd          
4008/tcp   closed      netcheque              
4045/tcp   closed      lockd                  
4132/tcp   closed      nuts_dem                
4133/tcp   closed      nuts_bootp              
4144/tcp   closed      wincim                  
4321/tcp   closed      rwhois                  
4333/tcp   closed      msql                    
4343/tcp   closed      unicall                
4444/tcp   closed      krb524                  
4500/tcp   closed      sae-urn                
4557/tcp   closed      fax                    
4559/tcp   closed      hylafax                
4672/tcp   closed      rfa                    
5000/tcp   closed      fics                    
5001/tcp   closed      commplex-link          
5002/tcp   closed      rfe                    
5010/tcp   closed      telelpathstart          
5011/tcp   closed      telelpathattack        
5050/tcp   closed      mmcc                    
5145/tcp   closed      rmonitor_secure        
5190/tcp   closed      aol                    
5191/tcp   closed      aol-1                  
5192/tcp   closed      aol-2                  
5193/tcp   closed      aol-3                  
5232/tcp   closed      sgi-dgl                
5236/tcp   closed      padl2sim                
5300/tcp   closed      hacl-hb                
5301/tcp   closed      hacl-gs                
5302/tcp   closed      hacl-cfg                
5303/tcp   closed      hacl-probe              
5304/tcp   closed      hacl-local              
5305/tcp   closed      hacl-test              
5308/tcp   closed      cfengine                
5432/tcp   closed      postgres                
5510/tcp   closed      secureidprop            
5520/tcp   closed      sdlog                  
5530/tcp   closed      sdserv                  
5540/tcp   closed      sdreport                
5550/tcp   closed      sdadmind                
5631/tcp   closed      pcanywheredata          
5632/tcp   closed      pcanywherestat          
5680/tcp   closed      canna                  
5713/tcp   closed      proshareaudio          
5714/tcp   closed      prosharevideo          
5715/tcp   closed      prosharedata            
5716/tcp   closed      prosharerequest        
5717/tcp   closed      prosharenotify          
5800/tcp   closed      vnc                    
5801/tcp   closed      vnc                    
5900/tcp   closed      vnc                    
5901/tcp   closed      vnc-1                  
5902/tcp   closed      vnc-2                  
5977/tcp   closed      ncd-pref-tcp            
5978/tcp   closed      ncd-diag-tcp            
5979/tcp   closed      ncd-conf-tcp            
5997/tcp   clos ed      ncd-pref                
5998/tcp   closed      ncd-diag                
5999/tcp   closed      ncd-conf                
6110/tcp   closed      softcm                  
6111/tcp   closed      spc                    
6112/tcp   closed      dtspc                  
6141/tcp   closed      meta-corp              
6142/tcp   closed      aspentec-lm            
6143/tcp   closed      watershed-lm            
6144/tcp   closed      statsci1-lm            
6145/tcp   closed      statsci2-lm            
6146/tcp   closed      lonewolf-lm            
6147/tcp   closed      montage-lm              
6148/tcp   closed      ricardo-lm              
6558/tcp   closed      xdsxdm                  
6666/tcp   closed      irc-serv                
6667/tcp   open        irc                    
6668/tcp   closed      irc                    
6969/tcp   closed      acmsoda                
7000/tcp   closed      afs3-fileserver        
7001/tcp   closed      afs3-callback          
7002/tcp   closed      afs3-prserver          
7003/tcp   closed      afs3-vlserver          
7004/tcp   closed      afs3-kaserver          
7005/tcp   closed      afs3-volser            
7006/tcp   closed      afs3-errors            
7007/tcp   closed      afs3-bos                
7008/tcp   closed      afs3-update            
7009/tcp   closed      afs3-rmtsys            
7010/tcp   closed      ups-onlinet            
7100/tcp   closed      font-service            
7200/tcp   closed      fodms                  
7201/tcp   closed      dlip                    
7326/tcp   closed      icb                    
8080/tcp   closed      http-proxy              
8888/tcp   closed      sun-answerbook          
8892/tcp   closed      seosload                
9090/tcp   closed      zeus-admin              
9100/tcp   closed      jetdirect              
9535/tcp   closed      man                    
9876/tcp   closed      sd                      
10005/tcp  closed      stel                    
10082/tcp  closed      amandaidx              
10083/tcp  closed      amidxtape              
11371/tcp  closed      pksd                    
17007/tcp  closed      isode-dua              
18000/tcp  closed      biimenu                
20005/tcp  closed      btx                    
22273/tcp  closed      wnn6                    
22289/tcp  closed      wnn6_Cn                
22305/tcp  closed      wnn6_Kr                
22321/tcp  closed      wnn6_Tw                
26208/tcp  closed      wnn6_DS                
31337/tcp  open        Elite                  
32770/tcp  closed      sometimes-rpc3          
32771/tcp  open        sometimes-rpc5          
32772/tcp  open        sometimes-rpc7          
32773/tcp  open        sometimes-rpc9          
32774/tcp  open        sometimes-rpc11        
32775/tcp  closed      sometimes-rpc13        
32776/tcp  closed      sometimes-rpc15        
32777/tcp  closed      sometimes-rpc17        
32778/tcp  closed      sometimes-rpc19        
32779/tcp  closed      sometimes-rpc21        
32780/tcp  closed      sometimes-rpc23        
32786/tcp  closed      sometimes-rpc25        
32787/tcp  closed      sometimes-rpc27        
43188/tcp  closed      reachout                
47557/tcp  closed      dbbrowse                
65301/tcp  closed      pcanywhere              

Nmap run completed -- 1 IP address (1 host up) scanned in 77 seconds

SniperG

Re: Security - External Scan Results
« Reply #1 on: March 21, 2002, 07:38:03 PM »
***Information Only***
Just to tell you what the ports are.


Port 31337 is the port commonly used for BO (Back Orifice) I do not "think" it has a legitimate use. Port 1080 is a common use for "SOCKS" proxy servers.
There's an old TCP service called ingreslock that runs on port 1524 and that port turns out to be a favorite place for a hacker to install a root shell on a compromised machine. Just "telnet machine 1524" to see if your *nix machine is compromised. If you get a shell, then it is.
Re: ingreslock
is a demon which ensures the coherence of the data base Ingres . You can add ingreslock to the file /etc/SERVICES.
Package: Ingres

Files: /usr/sbin/ingreslock /usr/lib/ingres/bin/ingreslock (note they may be diff in E-smith)

Port 32771
Ghost Portmapper. Some SunOS machines listen at this port for portmapper. Since firewalls frequently don't filter at high ports, it can allow the attacker access to portmapper even when port 111 is blocked.

32770-32780
 tcp udp sometimes-rpc - Sometimes an RPC port on a Solaris box