CVE-2008-1804 Security feature bypass in n/a

Medium 6.8 Published Updated

Remote attackers can bypass Snort detection rules by sending packet fragments with dissimilar TTL values, evading intrusion detection.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2008-1804?

CVE-2008-1804 is a medium-severity vulnerability in n/a, published on 22 May 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

preprocessors/spp_frag3.c in Sourcefire Snort before 2.8.1 does not properly identify packet fragments that have dissimilar TTL values, which allows remote attackers to bypass detection rules by using a different TTL for each fragment.

Which versions are affected by CVE-2008-1804?

It affects 1 product.

Products include Snort Snort.

How do I fix CVE-2008-1804?

Upgrade to a fixed version.

Is CVE-2008-1804 being exploited?

There is no known exploitation of CVE-2008-1804 in the wild and no public exploit code.

Sources

Also known as DTSA-173-1, GHSA-4jj5-f426-fhfh.

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