CVE-2013-6479 Denial of service in n/a
Remote HTTP servers can crash Pidgin by sending crafted responses with inconsistent Content-Length headers, causing a 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-2013-6479?
CVE-2013-6479 is a medium-severity denial of service 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
util.c in libpurple in Pidgin before 2.10.8 does not properly allocate memory for HTTP responses that are inconsistent with the Content-Length header, which allows remote HTTP servers to cause a denial of service (application crash) via a crafted response.
Weakness: CWE-399
Which versions are affected by CVE-2013-6479?
It affects 1 product.
Products include Pidgin Pidgin.
How do I fix CVE-2013-6479?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2013-6479 being exploited?
There is no known exploitation of CVE-2013-6479 in the wild and no public exploit code.
Other vulnerabilities in Pidgin Pidgin
Sources
Also known as DEBIAN-CVE-2013-6479, GHSA-5j7m-x5mf-jqrj.