CVE-2011-3660

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0, and SeaMonkey before 2.6 allow…

published December 21, 2011

CVSS
—
EPSS
4%
Percentile
91.2
In the wild
Unconfirmed
What it is

🚨 A sneaky compartment mismatch in Firefox, Thunderbird, and SeaMonkey could leave users facing unexpected crashes — think of it as a misfiled document that brings the whole office to a standstill! ⚠️ Imagine walking into a restaurant where the chefs are suddenly given the wrong orders — the chaos that ensues can lead to a kitchen disaster! Similarly, this vulnerability causes memory corruption, leading to application crashes and possibly even arbitrary code execution. An attacker could exploit this vulnerability to crash affected applications, causing significant disruption. While the severity is currently marked as unknown, the potential for arbitrary code execution makes this a serious risk we can't overlook. This could result in unwanted actions being performed on a victim's system.

Put simply

Imagine walking into a restaurant where the chefs are suddenly given the wrong orders — the chaos that ensues can lead to a kitchen disaster! Similarly, this vulnerability causes memory corruption, leading to application crashes and possibly even arbitrary code execution. This vulnerability stems from multiple unspecified issues in the browser engine affecting versions of Firefox, Thunderbird, and SeaMonkey. It occurs during the nsDOMMessageEvent::GetData function, triggered by a compartment mismatch, which can lead to memory corruption and application crashes.

What to do

An attacker could exploit this vulnerability to crash affected applications, causing significant disruption. While the severity is currently marked as unknown, the potential for arbitrary code execution makes this a serious risk we can't overlook. This could result in unwanted actions being performed on a victim's system. To safeguard yourself, update your browser to the latest version immediately, ensuring that all vulnerabilities are patched. Monitor Mozilla's security advisories for any additional information on this and similar issues. Regularly check for updates to your applications to maintain security. You’ve got this! Stay proactive and keep your software up to date for a hero-level defense. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04372 · 91.2th percentile
Published
2011-12-21T02:00Z
EPSS history
Timeline
  • 21 DEC 02:00Z
    Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0, and SeaMonkey before 2.6 allow…
    cvelistv5