CVE-2011-2371

Integer overflow in the Array.reduceRight method in Mozilla Firefox before 3.6.18 and 4.x through 4.0.1, Thunderbird before 3.1.11, and SeaMonkey through…

published June 30, 2011

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.5th percentile for exploit probability.

CVSS
—
EPSS
76%
Percentile
99.5
In the wild
Unconfirmed
What it is

⚠️ A sneaky integer overflow in Firefox and related components could let attackers run wild with arbitrary code! Think of it like trying to fit an oversized suitcase into a small overhead compartment—the pressure builds, and before you know it, the whole thing bursts open, causing chaos! This vulnerability could allow a remote attacker to send a specially crafted long JavaScript Array, potentially leading to unexpected behaviors and code execution in your browser. While the risk is currently not widely exploited, the impact could still be damaging if triggered, leaving your system vulnerable to unwanted actions.

Put simply

Think of it like trying to fit an oversized suitcase into a small overhead compartment—the pressure builds, and before you know it, the whole thing bursts open, causing chaos! The integer overflow vulnerability in the Array.reduceRight method allows attackers to manipulate program execution. This happens when a JavaScript Array object exceeds its processing limits, leading to unintended execution paths that can be exploited.

What to do

This vulnerability could allow a remote attacker to send a specially crafted long JavaScript Array, potentially leading to unexpected behaviors and code execution in your browser. While the risk is currently not widely exploited, the impact could still be damaging if triggered, leaving your system vulnerable to unwanted actions. To safeguard against this vulnerability, update your Mozilla Firefox to version 3.6.18 or later, Thunderbird to 3.1.11 or later, and SeaMonkey to 2.0.14 or later. Regularly check for updates and ensure that your software is patched to maintain security. You've got this! Keep those browsers updated and stay one step ahead of potential threats! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.75691 · 99.5th percentile
Published
2011-06-30T16:00Z
EPSS history
Timeline
  • 30 JUN 16:00Z
    Integer overflow in the Array.reduceRight method in Mozilla Firefox before 3.6.18 and 4.x through 4.0.1, Thunderbird before 3.1.11, and SeaMonkey through…
    cvelistv5