CVE-2009-0191 Memory corruption in n/a

Critical 9.3 Published 10 Mar 2009 Updated 7 Aug 2024

Remote attackers can execute arbitrary code by tricking users into opening a crafted PDF file in Foxit Reader.

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-2009-0191?

CVE-2009-0191 is a critical memory corruption vulnerability in Foxitsoftware Foxit Reader, published on 10 Mar 2009. 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

Foxit Reader 2.3 before Build 3902 and 3.0 before Build 1506, including 3.0.2009.1301, does not properly handle a JBIG2 symbol dictionary segment with zero new symbols, which allows remote attackers to execute arbitrary code via a crafted PDF file that triggers a dereference of an uninitialized memory location.

Weakness: CWE-94

Which versions are affected by CVE-2009-0191?

It affects 1 product.

Products include Foxitsoftware Foxit Reader.

How do I fix CVE-2009-0191?

No fix has been published for CVE-2009-0191 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-2009-0191 being exploited?

There is no known exploitation of CVE-2009-0191 in the wild and no public exploit code.

All Foxitsoftware Foxit Reader vulnerabilities

Sources

Also known as GHSA-mqwp-74jm-r32p.