CVE-2013-0811

Use-after-free vulnerability in Microsoft Internet Explorer 8 and 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers…

published May 15, 2013

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

⚠️ A clever website could exploit this flaw in Internet Explorer 8 and 9. Just by visiting, attackers might trigger a delete mishap that runs their code instead of yours! 🔥 Think of this vulnerability like a restaurant that keeps serving dishes from the trash instead of the kitchen — once a dish is thrown out, it shouldn't be served again! Unfortunately, IE is still trying to serve up deleted objects, leading to potential chaos. If an attacker successfully exploits this vulnerability, they could run arbitrary code on the victim's system. This means they could access sensitive data, install malware, or take control of the machine altogether — a recipe for disaster!

Put simply

Think of this vulnerability like a restaurant that keeps serving dishes from the trash instead of the kitchen — once a dish is thrown out, it shouldn't be served again! Unfortunately, IE is still trying to serve up deleted objects, leading to potential chaos. The use-after-free vulnerability arises when Internet Explorer accesses a memory space that has already been freed. This allows attackers to manipulate the program's operations, execute their malicious code, and compromise the system.

What to do

If an attacker successfully exploits this vulnerability, they could run arbitrary code on the victim's system. This means they could access sensitive data, install malware, or take control of the machine altogether — a recipe for disaster! To mitigate this issue, users should upgrade to a more secure version of Internet Explorer or switch to a different browser entirely. Additionally, applying any available security patches and keeping systems updated will help eliminate this and other vulnerabilities. 🛡️ You've got this! With a few simple updates, you can protect yourself and your system from potential threats. 🌟

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.20643 · 97.5th percentile
Published
2013-05-15T01:00Z
EPSS history
Timeline
  • 15 MAY 01:00Z
    Use-after-free vulnerability in Microsoft Internet Explorer 8 and 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers…
    cvelistv5