CVE-2012-2548

Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to…

published September 21, 2012

CVSS
—
EPSS
19%
Percentile
97.4
In the wild
Unconfirmed
What it is

⚠️ A crafty crafted web page is all it takes! This use-after-free vulnerability in Internet Explorer 9 lets attackers execute arbitrary code under your nose. 🔥 Think of it like a restaurant that serves a meal with a dangerous allergen, but nobody bothered to check the ingredients after it was already plated. The waiter hands you a dish that looks fine, even though someone removed the allergy alert! If exploited, this vulnerability could allow an attacker to run any code they want, potentially leading to unauthorized access and control over your system. It’s a sneaky way for malicious actors to slip through the cracks and wreak havoc!

Put simply

Think of it like a restaurant that serves a meal with a dangerous allergen, but nobody bothered to check the ingredients after it was already plated. The waiter hands you a dish that looks fine, even though someone removed the allergy alert! This use-after-free vulnerability occurs when Internet Explorer 9 accesses a deleted object in memory, allowing attackers to manipulate the application and execute arbitrary commands remotely.

What to do

If exploited, this vulnerability could allow an attacker to run any code they want, potentially leading to unauthorized access and control over your system. It’s a sneaky way for malicious actors to slip through the cracks and wreak havoc! Although there's no known active exploitation, stay safe by advising users to avoid Internet Explorer 9 if possible, and consider migrating to a more secure browser. Ensure all systems are up-to-date with any available patches. You’ve got this! Keeping your browser updated is a key step in staying secure. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.19496 · 97.4th percentile
Published
2012-09-21T21:00Z
EPSS history
Timeline
  • 21 SEP 21:00Z
    Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to…
    cvelistv5