CVE-2008-5617 Auth bypass in n/a

High 8.5 Published 17 Dec 2008 Updated 7 Aug 2024

Remote attackers can bypass ACL restrictions in rsyslog to spoof log messages or cause denial of service by flooding logs.

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

What is CVE-2008-5617?

CVE-2008-5617 is a high-severity authentication bypass vulnerability in n/a, published on 17 Dec 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The ACL handling in rsyslog 3.12.1 to 3.20.0, 4.1.0, and 4.1.1 does not follow $AllowedSender directive, which allows remote attackers to bypass intended access restrictions and spoof log messages or create a large number of spurious messages.

Weakness: CWE-264

Which versions are affected by CVE-2008-5617?

It affects 1 product.

Products include Rsyslog Rsyslog.

How do I fix CVE-2008-5617?

Upgrade to a fixed version.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2008-5617 being exploited?

There is no known exploitation of CVE-2008-5617 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2008-5617, GHSA-8fh8-56w4-443q.