CVE-2007-4643 Integer overflow in n/a

Medium 5.0 Published 31 Aug 2007 Updated 7 Aug 2024

Remote attackers can crash the Doomsday game server by sending a malformed chat packet, causing a denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2007-4643?

CVE-2007-4643 is a medium-severity vulnerability in n/a, published on 31 Aug 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Integer underflow in Doomsday (aka deng) 1.9.0-beta5.1 and earlier allows remote attackers to cause a denial of service (daemon crash) via a PKT_CHAT packet with a data length less than 3, which triggers an erroneous malloc, possibly related to the Sv_HandlePacket function in sv_main.c.

Weakness: CWE-119

Which versions are affected by CVE-2007-4643?

It affects 1 product.

Products include Doomsday Doomsday.

How do I fix CVE-2007-4643?

No fix has been published for CVE-2007-4643 yet. Limit exposure of the affected software until one is available.

Is CVE-2007-4643 being exploited?

There is no known exploitation of CVE-2007-4643 in the wild and no public exploit code.

Sources

Also known as GHSA-6h87-2fpc-x688.