CVE-2011-0034 Memory corruption in n/a

Critical 9.3 Published Updated

Remote attackers can execute arbitrary code via crafted OpenType fonts, requiring user interaction to view the font.

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-2011-0034?

CVE-2011-0034 is a critical memory corruption vulnerability in Microsoft Windows 2003 Server, published on 13 Apr 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

Stack-based buffer overflow in the OpenType Compact Font Format (aka OTF or CFF) driver in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to execute arbitrary code via crafted parameter values in an OpenType font, aka "OpenType Font Stack Overflow Vulnerability."

Weakness: CWE-119

Which versions are affected by CVE-2011-0034?

It affects 6 products.

Products include Microsoft Windows 2003 Server, Microsoft Windows 7, Microsoft Windows Server 2003, Microsoft Windows Server 2008, Microsoft Windows Vista, Microsoft Windows Xp.

How do I fix CVE-2011-0034?

No fix has been published for CVE-2011-0034 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-2011-0034 being exploited?

There is no known exploitation of CVE-2011-0034 in the wild and no public exploit code.

All Microsoft Windows 2003 Server vulnerabilities

Sources

Also known as GHSA-789g-f8cr-fh2g.

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