CVE-2004-2652: High severity Sourcefire Snort vulnerability
Published Dec 31, 2004
·Updated
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.
Affected Software
4 affected components
Sourcefire Snort=2.1.0
Sourcefire Snort=2.1.1_rc1
Sourcefire Snort=2.1.3
Sourcefire Snort=2.2
Remediation
Patch Available
Patch Available
Event History
Dec 31, 2004
CVE Published
05:00 AM
Dec 19, 2005
CVE Published
via MITRE·03:00 AM
Data Sourced
via MITRE·03:00 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2004-2652?
CVE-2004-2652 has a medium severity rating as it can cause a denial of service through a crash.
2
How do I fix CVE-2004-2652?
To fix CVE-2004-2652, upgrade to Snort version 2.3.0 or later.
3
What products are affected by CVE-2004-2652?
CVE-2004-2652 affects Snort versions 2.2 and prior, including specific release candidates.
4
What causes the vulnerability in CVE-2004-2652?
The vulnerability in CVE-2004-2652 is caused by a null dereference when processing invalid TCP/IP options.
5
Can CVE-2004-2652 be exploited remotely?
Yes, CVE-2004-2652 can be exploited by remote attackers sending specially crafted packets.