CVE-2009-3700 Memory corruption in n/a

Medium 5.0 Published 28 Oct 2009 Updated 7 Aug 2024

Remote attackers can cause a denial of service in SquidGuard by sending a long URL with many slashes, triggering a buffer overflow in emergency mode.

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

What is CVE-2009-3700?

CVE-2009-3700 is a medium-severity memory corruption vulnerability in n/a, published on 28 Oct 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Buffer overflow in sgLog.c in squidGuard 1.3 and 1.4 allows remote attackers to cause a denial of service (application hang or loss of blocking functionality) via a long URL with many / (slash) characters, related to "emergency mode."

Weakness: CWE-119

Which versions are affected by CVE-2009-3700?

It affects 1 product.

Products include Squidguard Squidguard.

How do I fix CVE-2009-3700?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2009-3700 being exploited?

There is no known exploitation of CVE-2009-3700 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2009-3700, GHSA-pg4r-46vf-5wr2.