CVE-2004-2652

HighCVSS 7.8/10Last modified Jun 16, 2026

Description

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.

Metrics

CVSS 2.0 7.8/10AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://secunia.com/advisories/13664Patch, Vendor Advisory
http://securitytracker.com/id?1012656Exploit, Patch
http://taosecurity.blogspot.com/2004/12/details-on-snort-dos-condition-you-may.htmlExploit, Vendor Advisory
http://www.frsirt.com/exploits/20041222.angelDust.c.php
http://www.osvdb.org/12578Exploit
http://www.securiteam.com/exploits/6X00L20C0S.htmlExploit
http://www.securityfocus.com/bid/12084Exploit
http://www.snort.org/arc_news/
https://exchange.xforce.ibmcloud.com/vulnerabilities/18689
http://secunia.com/advisories/13664Patch, Vendor Advisory
http://securitytracker.com/id?1012656Exploit, Patch
http://taosecurity.blogspot.com/2004/12/details-on-snort-dos-condition-you-may.htmlExploit, Vendor Advisory
http://www.frsirt.com/exploits/20041222.angelDust.c.php
http://www.osvdb.org/12578Exploit
http://www.securiteam.com/exploits/6X00L20C0S.htmlExploit
http://www.securityfocus.com/bid/12084Exploit
http://www.snort.org/arc_news/
https://exchange.xforce.ibmcloud.com/vulnerabilities/18689

Timeline

Published: Dec 31, 2004
Last modified: Jun 16, 2026
NVD status: Modified

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