Snort TCP/IP printing denial of service
| snort-tcpip-printing-dos (18689) |  Low Risk |
Description:
Snort is vulnerable to a denial of service attack, caused by a vulnerability when printing TCP/IP options. If Snort is configured with 'FAST' output or verbose mode, a remote attacker could send a malicious packet to cause a denial of service.
Platforms Affected:
- Snort, Snort 2.1
- Snort, Snort 2.1.1 RC1
- Snort, Snort 2.1.3
- Snort, Snort 2.2
Remedy:
Upgrade to the latest version of Snort (2.3.0RC2 or later), available from the Snort Web site. See References.
Consequences:
Denial of Service
References:
- Snort Web site, Snort.org at http://www.snort.org/.
- BID-12084: Snort DecodeTCPOptions Remote Denial Of Service Vulnerability
- CVE-2004-2652: The DecodeTCPOptions function in decode.c in Snort before 2.3.0, when printing TCP/IP options using FAST output or verbose mode, allows remote attackers to cause a denial of service (crash) via packets with invalid TCP/IP options, which trigger a null dereference.
- OSVDB ID: 12578: Snort Fast Output TCP/IP Options Remote DoS
- SA13664: Snort TCP/IP Options Denial of Service Vulnerability
- SECTRACK ID: 1012656: Snort TCP/IP Options Bug Lets Remote Users Deny Service
Reported:
Dec 22, 2004
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