Unrated severityNVD Advisory· Published Dec 31, 2004· Updated Jun 16, 2026
CVE-2004-2652
CVE-2004-2652
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5cpe:2.3:a:sourcefire:snort:2.1.0:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:sourcefire:snort:2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:sourcefire:snort:2.1.1_rc1:*:*:*:*:*:*:*
- cpe:2.3:a:sourcefire:snort:2.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:sourcefire:snort:2.2:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
9- secunia.com/advisories/13664nvdPatchVendor Advisory
- securitytracker.com/idnvdExploitPatch
- taosecurity.blogspot.com/2004/12/details-on-snort-dos-condition-you-may.htmlnvdExploitVendor Advisory
- www.osvdb.org/12578nvdExploit
- www.securiteam.com/exploits/6X00L20C0S.htmlnvdExploit
- www.securityfocus.com/bid/12084nvdExploit
- www.frsirt.com/exploits/20041222.angelDust.c.phpnvd
- www.snort.org/arc_news/nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/18689nvd
News mentions
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