CVE-2012-4781

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers…

published December 12, 2012

CVSS
—
EPSS
18%
Percentile
97.2
In the wild
Unconfirmed
What it is

⚠️ A seemingly harmless visit to a website could unleash chaos! This use-after-free vulnerability in Internet Explorer could let attackers execute arbitrary code simply by triggering access to a deleted object. 🔥 Think of it like a restaurant where the chef decides to take a dish off the menu but forgets to remove it from the computer. A savvy diner could still order it, and voila! You’re served something that shouldn’t exist — and who knows what ingredients were swapped in! If an attacker exploits this vulnerability, they could gain full control over your system without a trace. Imagine them rifling through your personal files, installing malicious software, or even turning your computer into a bot for their nefarious activities. It could be absolutely devastating!

Put simply

Think of it like a restaurant where the chef decides to take a dish off the menu but forgets to remove it from the computer. A savvy diner could still order it, and voila! You’re served something that shouldn’t exist — and who knows what ingredients were swapped in! This vulnerability occurs when Internet Explorer fails to properly manage memory, specifically when it continues to reference an object that has already been deleted. This allows an attacker to craft a malicious website that leverages this oversight, leading to arbitrary code execution.

What to do

If an attacker exploits this vulnerability, they could gain full control over your system without a trace. Imagine them rifling through your personal files, installing malicious software, or even turning your computer into a bot for their nefarious activities. It could be absolutely devastating! While the severity is currently marked as unknown, it's wise to take proactive measures. Ensure your Internet Explorer is updated to the latest version and consider migrating to modern browsers with better security practices. Regularly audit your systems for vulnerabilities, and keep your security software running. 🛡️ You've got this! Stay secure and keep those digital doors locked! 🚪✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.18477 · 97.2th percentile
Published
2012-12-12T00:00Z
EPSS history
Timeline
  • 12 DEC 00:00Z
    Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers…
    cvelistv5