CVE-2011-1983

Use-after-free vulnerability in Microsoft Office 2007 SP2 and SP3, Office 2010 Gold and SP1, and Office for Mac 2011 allows remote attackers to execute…

published December 14, 2011

CVSS
—
EPSS
22%
Percentile
97.7
In the wild
Unconfirmed
What it is

⚠️ A crafty Word document could let attackers execute arbitrary code! This sneaky use-after-free vulnerability in Microsoft Office is a call for action! 📄 Think of this like a hotel room where the cleaning staff mistakenly leaves the key with a guest who's already checked out — they could waltz back in and do anything! In this case, the document is the key that opens a door to potential chaos. If exploited, an attacker could gain control over the affected system, potentially accessing sensitive data, installing malware, or disrupting operations. It's like giving someone the master key to your office when you thought they were just a regular visitor!

Put simply

Think of this like a hotel room where the cleaning staff mistakenly leaves the key with a guest who's already checked out — they could waltz back in and do anything! In this case, the document is the key that opens a door to potential chaos. This use-after-free vulnerability occurs when the application frees an object in memory but continues to use it afterward, allowing crafted documents to manipulate the application's behavior.

What to do

If exploited, an attacker could gain control over the affected system, potentially accessing sensitive data, installing malware, or disrupting operations. It's like giving someone the master key to your office when you thought they were just a regular visitor! Ensure that you're running the latest security updates for Microsoft Office. For those on Office 2007 or 2010, consider upgrading to a more recent version if possible to avoid this vulnerability. Stay vigilant and avoid opening suspicious Word documents! You've got this! With these steps, you're on your way to keeping your systems safe and sound! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.22457 · 97.7th percentile
Published
2011-12-14T00:00Z
EPSS history
Timeline
  • 14 DEC 00:00Z
    Use-after-free vulnerability in Microsoft Office 2007 SP2 and SP3, Office 2010 Gold and SP1, and Office for Mac 2011 allows remote attackers to execute…
    cvelistv5