CVE-2006-3178 Path traversal in n/a

Medium 5.0 Published 23 Jun 2006 Updated 7 Aug 2024

Remote attackers can overwrite arbitrary files via a malicious CHM archive in the extract_chmLib example program of chmlib.

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

What is CVE-2006-3178?

CVE-2006-3178 is a medium-severity path traversal vulnerability in n/a, published on 23 Jun 2006. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Directory traversal vulnerability in extract_chmLib example program in CHM Lib (chmlib) before 0.38 allows remote attackers to overwrite arbitrary files via a CHM archive containing files with a .. (dot dot) in their filename.

Which versions are affected by CVE-2006-3178?

It affects 1 product.

Products include Jed Wing Chm Lib.

How do I fix CVE-2006-3178?

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-2006-3178 being exploited?

There is no known exploitation of CVE-2006-3178 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2006-3178, DSA-1144-1, GHSA-hm32-4m3x-9688.