CVE-2009-2944 Path traversal in n/a

Medium 5.0 Published 31 Aug 2009 Updated 7 Aug 2024

Attackers can read arbitrary files via crafted TeX commands in the teximg plugin, requiring user interaction to trigger the vulnerability.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2009-2944?

CVE-2009-2944 is a medium-severity path traversal vulnerability in n/a, published on 31 Aug 2009. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Incomplete blacklist vulnerability in the teximg plugin in ikiwiki before 3.1415926 and 2.x before 2.53.4 allows context-dependent attackers to read arbitrary files via crafted TeX commands.

Which versions are affected by CVE-2009-2944?

It affects 1 product.

Products include Ikiwiki Ikiwiki.

How do I fix CVE-2009-2944?

Upgrade to a fixed version.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2009-2944 being exploited?

There is no known exploitation of CVE-2009-2944 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2009-2944, DSA-1875-1, GHSA-x7g4-2h3g-m2w7.