CVE-2012-4896 Memory corruption in n/a

Critical 9.3 Published 5 Oct 2012 Updated 6 Aug 2024

Remote attackers can execute arbitrary code by tricking users into opening a crafted PDF document in SumatraPDF.

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-2012-4896?

CVE-2012-4896 is a critical memory corruption vulnerability in n/a, published on 5 Oct 2012. 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

Heap-based buffer overflow in SumatraPDF before 2.1 allows remote attackers to execute arbitrary code via a crafted PDF document, a different vulnerability than CVE-2012-4895.

Weakness: CWE-119

Which versions are affected by CVE-2012-4896?

It affects 1 product.

Products include Sumatrapdfreader Sumatrapdf.

How do I fix CVE-2012-4896?

No fix has been published for CVE-2012-4896 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-2012-4896 being exploited?

There is no known exploitation of CVE-2012-4896 in the wild and no public exploit code.

Sources

Also known as GHSA-q9xm-6wgc-cfhr.