CVE-2011-5007 Memory corruption in n/a

Critical 10.0 Published 25 Dec 2011 Updated 7 Aug 2024

Remote attackers can execute arbitrary code on ABB AC500 PLCs via a stack-based buffer overflow in the CmpWebServer component.

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-2011-5007?

CVE-2011-5007 is a critical memory corruption vulnerability in n/a, published on 25 Dec 2011. 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 CmpWebServer component in 3S CoDeSys 3.4 SP4 Patch 2 and earlier, as used on the ABB AC500 PLC and possibly other products, allows remote attackers to execute arbitrary code via a long URI to TCP port 8080.

Weakness: CWE-119

Which versions are affected by CVE-2011-5007?

It affects 1 product.

Products include 3ssoftware Codesys.

How do I fix CVE-2011-5007?

No fix has been published for CVE-2011-5007 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2011-5007 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-5007 exists.

Public exploit code: 1 Metasploit module and 2 Exploit-DB entries.

Sources

Also known as GHSA-p96c-w9qf-8j98.