#alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; classtype:attempted-dos; sid:2000005; rev:7; metadata:created_at 2010_07_30, updated_at 2010_07_30;)
Added 2017-08-07 20:55:09 UTC
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JenSol? - 2018-07-16
#alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; classtype:attempted-dos; sid:2000005; rev:7;)
Added 2017-05-09 17:26:43 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; detection_filter: track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; classtype:attempted-dos; sid:2000005; rev:8;)
Added 2011-10-12 19:09:26 UTC
Please enter documentation, comments, false positives, or concerns with this signature. Press the Attach button below to add samples or Pcaps.
--
SuwonChon - 2016-01-06
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; detection_filter: track by_src, count 1, seconds 120; classtype: attempted-dos; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; sid:2000005; rev:8;)
Added 2011-09-15 14:45:59 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; detection_filter: track by_src, count 1, seconds 120; classtype: attempted-dos; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; sid:2000005; rev:8;)
Added 2011-09-14 20:12:17 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; detection_filter: track by_src, count 1, seconds 120; classtype: attempted-dos; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_Cisco_Telnet_Buffer_Overflow; sid:2000005; rev:8;)
Added 2011-05-03 18:07:16 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; classtype: attempted-dos; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_Cisco_Telnet_Buffer_Overflow; sid:2000005; rev:7;)
Added 2011-02-04 17:21:11 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_Cisco_Telnet_Buffer_Overflow; sid:2000005; rev:7;)
Added 2010-06-23 13:46:09 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_Cisco_Telnet_Buffer_Overflow; sid:2000005; rev:7;)
Added 2010-06-23 13:46:09 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_Cisco_Telnet_Buffer_Overflow; sid: 2000005; rev:7;)
Added 2009-02-07 22:00:24 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; reference:url,doc.emergingthreats.net/bin/view/Main/2000005; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_Cisco_Telnet_Buffer_Overflow; sid: 2000005; rev:7;)
Added 2009-02-07 22:00:24 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; sid: 2000005; rev:6;)
Added 2008-05-18 19:52:13 UTC
alert tcp $EXTERNAL_NET any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; sid: 2000005; rev:6;)
Added 2008-05-18 19:52:13 UTC
alert tcp any any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; sid: 2000005; rev:5;)
Added 2008-01-25 10:56:37 UTC
alert tcp any any -> $HOME_NET 23 (msg:"ET EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; sid: 2000005; rev:5;)
Added 2008-01-25 10:56:37 UTC
alert tcp any any -> $HOME_NET 23 (msg: "BLEEDING-EDGE EXPLOIT Cisco Telnet Buffer Overflow"; flow: to_server,established; content:"|3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 61 7e 20 25 25 25 25 25 58 58|"; threshold: type limit, track by_src, count 1, seconds 120; reference:url,www.cisco.com/warp/public/707/cisco-sn-20040326-exploits.shtml; classtype: attempted-dos; sid: 2000005; rev:4; )
txt 
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