CVE-2013-6490 Memory corruption in n/a

Critical 10.0 Published 6 Feb 2014 Updated 6 Aug 2024

Remote attackers can trigger a buffer overflow in Pidgin via a negative Content-Length header, potentially leading to code execution or denial of service.

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

What is CVE-2013-6490?

CVE-2013-6490 is a critical memory corruption vulnerability in Pidgin Pidgin, published on 6 Feb 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The SIMPLE protocol functionality in Pidgin before 2.10.8 allows remote attackers to have an unspecified impact via a negative Content-Length header, which triggers a buffer overflow.

Weakness: CWE-119

Which versions are affected by CVE-2013-6490?

It affects 1 product.

Products include Pidgin Pidgin.

How do I fix CVE-2013-6490?

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-2013-6490 being exploited?

There is no known exploitation of CVE-2013-6490 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Pidgin Pidgin vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-6490, GHSA-5m43-2xmh-9w8j.