CVE-2011-0033

The OpenType Compact Font Format (CFF) driver in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008…

published February 10, 2011

CVSS
—
EPSS
21%
Percentile
97.5
In the wild
Unconfirmed
What it is

⚠️ A crafted font can open the door to a remote code execution nightmare! This vulnerability in the OpenType CFF driver means just one sneaky font file could let an attacker wreak havoc on your system. 💥 Think of it like a restaurant where the chef accepts any ingredient dropped off at the back door without checking its quality. If a malicious delivery arrives, the whole menu is at risk! An attacker could potentially take control of your system, running arbitrary code as if they were you! This could lead to unauthorized access, data breaches, or even a complete system compromise if left unchecked.

Put simply

Think of it like a restaurant where the chef accepts any ingredient dropped off at the back door without checking its quality. If a malicious delivery arrives, the whole menu is at risk! The OpenType CFF driver in several versions of Windows fails to validate parameter values in crafted font files, allowing an attacker to execute arbitrary code remotely if a victim opens the malicious font file.

What to do

An attacker could potentially take control of your system, running arbitrary code as if they were you! This could lead to unauthorized access, data breaches, or even a complete system compromise if left unchecked. To mitigate this risk, ensure that your systems are updated with the latest security patches. Consider restricting the use of untrusted fonts or employing endpoint protection solutions that can scan files before they're opened. Regularly review and audit installed fonts as well! You've got this! Stay vigilant, patch those systems, and keep your digital space secure! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.20731 · 97.5th percentile
Published
2011-02-10T15:00Z
EPSS history
Timeline
  • 10 FEB 15:00Z
    The OpenType Compact Font Format (CFF) driver in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008…
    cvelistv5