CVE-2007-3644 Denial of service in n/a

Medium 4.3 Published 14 Jul 2007 Updated 7 Aug 2024

A remote attacker can cause a denial of service via infinite loop in libarchive by tricking a user into opening a malformed PAX or TAR archive.

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-2007-3644?

CVE-2007-3644 is a medium-severity denial of service vulnerability in n/a, published on 14 Jul 2007. 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

archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (infinite loop) via (1) an end-of-file condition within a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive.

Which versions are affected by CVE-2007-3644?

It affects 1 product.

Products include Freebsd Libarchive.

How do I fix CVE-2007-3644?

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-2007-3644 being exploited?

There is no known exploitation of CVE-2007-3644 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2007-3644, GHSA-2mmg-r5qc-hhcj.