CVE-2011-1331 Memory corruption in n/a

Critical 9.3 Published 18 Jul 2011 Updated 6 Aug 2024

Remote attackers can execute arbitrary code or cause denial of service via a crafted document in Ichitaro word processor products.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2011-1331?

CVE-2011-1331 is a critical memory corruption vulnerability in n/a, published on 18 Jul 2011. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

JustSystems Ichitaro 2005 through 2011, Ichitaro Government 6, Ichitaro Government 2006 through 2010, Ichitaro Portable, Ichitaro Pro, and Ichitaro Viewer allow remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted document, as exploited in the wild in early 2011.

Weakness: CWE-119

Which versions are affected by CVE-2011-1331?

It affects 4 products.

Products include Justsystems Ichitaro, Justsystems Ichitaro Portable, Justsystems Ichitaro Pro, Justsystems Ichitaro Viewer.

How do I fix CVE-2011-1331?

No fix has been published for CVE-2011-1331 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-2011-1331 being exploited?

There is no known exploitation of CVE-2011-1331 in the wild and no public exploit code.

Sources

Also known as GHSA-vqhx-m344-7rcj.