CVE-2012-1876

Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, does not properly handle objects in memory, which allows remote attackers to execute…

published June 12, 2012

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.2th percentile for exploit probability.

CVSS
—
EPSS
65%
Percentile
99.2
In the wild
Unconfirmed
What it is

⚠️ A heap-based overflow is lurking in Internet Explorer versions 6 through 10. An attacker can exploit this vulnerability to run arbitrary code just by accessing a nonexistent object — it's like a mischievous gremlin taking control of a computer! 🕷️ Think of it as a poorly designed amusement park ride. If the ride operator forgets to check the safety harnesses (or objects in memory), someone could slip through and take over the controls, leading to a wild and dangerous experience for everyone! 🎢 If successfully exploited, an attacker could potentially execute any code they desire on the victim's system, leading to complete access and control. This could mean stealing sensitive data, installing malware, or even using the device as part of a botnet — all of which can be absolutely devastating!

Put simply

Think of it as a poorly designed amusement park ride. If the ride operator forgets to check the safety harnesses (or objects in memory), someone could slip through and take over the controls, leading to a wild and dangerous experience for everyone! 🎢 This vulnerability arises from improper handling of objects in memory in Microsoft Internet Explorer, allowing attackers to trigger a heap-based buffer overflow by accessing an invalid object reference. When this happens, it opens a door for arbitrary code execution.

What to do

If successfully exploited, an attacker could potentially execute any code they desire on the victim's system, leading to complete access and control. This could mean stealing sensitive data, installing malware, or even using the device as part of a botnet — all of which can be absolutely devastating! Users are encouraged to switch to more secure and updated browsers, as the affected versions are outdated. Additionally, consider implementing a web application firewall to filter out potentially malicious traffic targeting older browsers. Always prioritize keeping software up-to-date! 🛡️ You've got this! Stay proactive and you'll keep your system secure. ✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.64962 · 99.2th percentile
Published
2012-06-12T22:00Z
EPSS history
Timeline
  • 12 JUN 22:00Z
    Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, does not properly handle objects in memory, which allows remote attackers to execute…
    cvelistv5