CVE-2011-3491 Memory corruption in n/a

Critical 10.0 Published 16 Sep 2011 Updated 6 Aug 2024

Remote attackers can cause a crash or execute arbitrary code in Progea Movicon/PowerHMI via a negative Content-Length field.

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-2011-3491?

CVE-2011-3491 is a critical memory corruption vulnerability in n/a, published on 16 Sep 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Heap-based buffer overflow in Progea Movicon / PowerHMI 11.2.1085 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a negative Content-Length field.

Weakness: CWE-119

Which versions are affected by CVE-2011-3491?

It affects 1 product.

Products include Progea Movicon Powerhmi.

How do I fix CVE-2011-3491?

No fix has been published for CVE-2011-3491 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-2011-3491 being exploited?

There is no known exploitation of CVE-2011-3491 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-2hx9-gcpq-rv3h.