CVE-2009-0839 Memory corruption in n/a

Critical 10.0 Published 31 Mar 2009 Updated 7 Aug 2024

Remote attackers can execute arbitrary code via a crafted parameter if the server uses maps with long IMAGEPATH or NAME attributes.

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

What is CVE-2009-0839?

CVE-2009-0839 is a critical memory corruption vulnerability in n/a, published on 31 Mar 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when the server has a map with a long IMAGEPATH or NAME attribute, allows remote attackers to execute arbitrary code via a crafted id parameter in a query action.

Weakness: CWE-119

Which versions are affected by CVE-2009-0839?

It affects 2 products.

Products include Osgeo Mapserver, Umn Mapserver.

How do I fix CVE-2009-0839?

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-2009-0839 being exploited?

There is no known exploitation of CVE-2009-0839 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2009-0839, GHSA-9r5g-wj95-f57q.