CVE-2004-0409 Memory corruption in n/a

High 7.5 Published 17 Apr 2004 Updated 8 Aug 2024

Remote attackers can execute arbitrary code via a stack-based buffer overflow in XChat's SOCKS5 proxy code when traversal is enabled.

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

What is CVE-2004-0409?

CVE-2004-0409 is a high-severity memory corruption vulnerability in n/a, published on 17 Apr 2004. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in the Socks-5 proxy code for XChat 1.8.0 to 2.0.8, with socks5 traversal enabled, allows remote attackers to execute arbitrary code.

Which versions are affected by CVE-2004-0409?

It affects 1 product.

Linux distribution packages (8)

`xchat` Red Hat:enterprise_linux:3::as	All versions	`1:2.0.4-4.EL`
`xchat-debuginfo` Red Hat:enterprise_linux:3::as	All versions	`1:2.0.4-4.EL`
`xchat` Red Hat:enterprise_linux:3::desktop	All versions	`1:2.0.4-4.EL`
`xchat-debuginfo` Red Hat:enterprise_linux:3::desktop	All versions	`1:2.0.4-4.EL`
`xchat` Red Hat:enterprise_linux:3::es	All versions	`1:2.0.4-4.EL`
`xchat-debuginfo` Red Hat:enterprise_linux:3::es	All versions	`1:2.0.4-4.EL`
`xchat` Red Hat:enterprise_linux:3::ws	All versions	`1:2.0.4-4.EL`
`xchat-debuginfo` Red Hat:enterprise_linux:3::ws	All versions	`1:2.0.4-4.EL`

Products include Xchat Xchat.

How do I fix CVE-2004-0409?

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-2004-0409 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2004-0409 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as DSA-493, GHSA-jx75-hx64-35mh, RHSA-2004:585.