CVE-2007-6351 Denial of service in n/a

Medium 4.3 Published 20 Dec 2007 Updated 7 Aug 2024

Attackers can cause a denial of service via infinite recursion in libexif by tricking users into opening crafted image files with malicious EXIF tags.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2007-6351?

CVE-2007-6351 is a medium-severity denial of service vulnerability in n/a, published on 20 Dec 2007. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

libexif 0.6.16 and earlier allows context-dependent attackers to cause a denial of service (infinite recursion) via an image file with crafted EXIF tags, possibly involving the exif_loader_write function in exif_loader.c.

Which versions are affected by CVE-2007-6351?

It affects 1 product.

Products include Libexif Project Libexif.

How do I fix CVE-2007-6351?

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-2007-6351 being exploited?

There is no known exploitation of CVE-2007-6351 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2007-6351, GHSA-4j78-c8h2-ff3f.