CVE-2005-0022 Memory corruption in n/a

Medium 4.6 Published 6 Jan 2005 Updated 7 Aug 2024

A buffer overflow in Exim's SPA authentication allows remote attackers to execute arbitrary code without authentication.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2005-0022?

CVE-2005-0022 is a medium-severity memory corruption vulnerability in n/a, published on 6 Jan 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Buffer overflow in the spa_base64_to_bits function in Exim before 4.43, as originally obtained from Samba code, and as called by the auth_spa_client function, may allow attackers to execute arbitrary code during SPA authentication.

Which versions are affected by CVE-2005-0022?

It affects 1 product.

Products include University of Cambridge Exim.

How do I fix CVE-2005-0022?

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-2005-0022 being exploited?

There is no known exploitation of CVE-2005-0022 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2005-0022, GHSA-gfq6-mjrf-7jp5.