CVE-2004-1773 Memory corruption in n/a

High 7.5 Published 28 Mar 2005 Updated 8 Aug 2024

Attackers can execute arbitrary code via buffer overflows in sharutils when processing long wc output or unshar vectors.

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-2004-1773?

CVE-2004-1773 is a high-severity memory corruption vulnerability in n/a, published on 28 Mar 2005. 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

Multiple buffer overflows in sharutils 4.2.1 and earlier may allow attackers to execute arbitrary code via (1) long output from wc to shar, or (2) unknown vectors in unshar.

Which versions are affected by CVE-2004-1773?

It affects 1 product.

Products include Gnu Sharutils.

How do I fix CVE-2004-1773?

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-2004-1773 being exploited?

There is no known exploitation of CVE-2004-1773 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2004-1773, GHSA-jh4p-qrrg-9f8h.