CVE-2004-2486 Use after free in n/a

High 7.5 Published 25 Oct 2005 Updated 8 Aug 2024

Remote attackers can exploit uninitialized variable handling in Dropbear SSH to gain unauthorized access.

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

What is CVE-2004-2486?

CVE-2004-2486 is a high-severity use after free vulnerability in n/a, published on 25 Oct 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The DSS verification code in Dropbear SSH Server before 0.43 frees uninitialized variables, which might allow remote attackers to gain access.

Which versions are affected by CVE-2004-2486?

It affects 1 product.

Products include Dropbear Ssh Project Dropbear Ssh.

How do I fix CVE-2004-2486?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2004-2486 being exploited?

There is no known exploitation of CVE-2004-2486 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2004-2486, GHSA-q4w7-77p6-6mqm.