CVE-2011-2001

Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code via an attempted…

published October 12, 2011

CVSS
—
EPSS
43%
Percentile
98.7
In the wild
Unconfirmed
What it is

🚨 A classic memory mishap is back! Microsoft Internet Explorer 6 through 9 has a vulnerability that allows attackers to exploit objects in memory—like a magician pulling a rabbit out of a hat, but way less cool. ⚠️ Think of this vulnerability like a poorly labeled box in a warehouse. If someone tries to access the wrong items because of a mix-up, they could end up causing a huge mess—especially when the wrong items lead to running arbitrary code! An attacker could potentially execute arbitrary code on a victim's machine, leading to complete control over their system. This could result in data breaches, unauthorized access to sensitive information, or even turning the victim's device into a bot for further attacks.

Put simply

Think of this vulnerability like a poorly labeled box in a warehouse. If someone tries to access the wrong items because of a mix-up, they could end up causing a huge mess—especially when the wrong items lead to running arbitrary code! This vulnerability stems from the improper handling of the virtual function table in memory, allowing attackers to corrupt it and execute malicious code. It's a prime example of how memory management can go awry, opening doors to remote code execution.

What to do

An attacker could potentially execute arbitrary code on a victim's machine, leading to complete control over their system. This could result in data breaches, unauthorized access to sensitive information, or even turning the victim's device into a bot for further attacks. While there's no active exploitation reported, it's best to upgrade to a more secure browser or apply patches if available. Encourage users to migrate away from outdated versions, especially since Internet Explorer is no longer supported! You can tackle this! Moving away from IE will help you avoid this vulnerability and keep you secure in the digital world. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.43125 · 98.7th percentile
Published
2011-10-12T01:00Z
EPSS history
Timeline
  • 12 OCT 01:00Z
    Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code via an attempted…
    cvelistv5