Unrated severityNVD Advisory· Published Feb 22, 2006· Updated Jun 16, 2026

CVE-2006-0839

Description

The frag3 preprocessor in Sourcefire Snort 2.4.3 does not properly reassemble certain fragmented packets with IP options, which allows remote attackers to evade detection of certain attacks, possibly related to IP option lengths.

Affected products

Sourcefire/Snort2 versions
cpe:2.3:a:sourcefire:snort:2.4.3:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:sourcefire:snort:2.4.3:*:*:*:*:*:*:*
- (no CPE)range: =2.4.3

Patches

Vulnerability mechanics

References

secunia.com/advisories/18959nvd
www.securityfocus.com/archive/1/425290/100/0/threadednvd
www.securityfocus.com/bid/16705nvd
exchange.xforce.ibmcloud.com/vulnerabilities/24811nvd

News mentions

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