CVE-2013-0778

The ClusterIterator::NextCluster function in Mozilla Firefox before 19.0, Thunderbird before 17.0.3, and SeaMonkey before 2.16 allows remote attackers to…

published February 19, 2013

CVSS
—
EPSS
4%
Percentile
90.4
In the wild
Unconfirmed
What it is

⚠️ This sneaky out-of-bounds read in Mozilla Firefox and friends could let attackers run wild with code execution! Think of it like a recipe that accidentally leaves out a critical ingredient, leading to a disastrous dinner party — one wrong read could change everything. 🍽️ An attacker could exploit this flaw to execute arbitrary code on the user's system, creating an opportunity for all sorts of mischief, or they could even crash the application, leading to frustration and downtime for users. It’s a gateway for chaos built right into browsers!

Put simply

Think of it like a recipe that accidentally leaves out a critical ingredient, leading to a disastrous dinner party — one wrong read could change everything. 🍽️ The vulnerability resides in the ClusterIterator::NextCluster function, which fails to properly check boundaries during operations, allowing remote attackers to trigger out-of-bounds memory accesses.

What to do

An attacker could exploit this flaw to execute arbitrary code on the user's system, creating an opportunity for all sorts of mischief, or they could even crash the application, leading to frustration and downtime for users. It’s a gateway for chaos built right into browsers! To protect yourself, update your Mozilla Firefox to version 19.0 or later, Thunderbird to 17.0.3 or later, and SeaMonkey to 2.16 or later. Keeping software up to date is your best shield against such vulnerabilities! 🛡️ You've got this! Just follow these steps, and you'll keep your browsing experience safe and sound! 🚀

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03962 · 90.4th percentile
Published
2013-02-19T23:00Z
EPSS history
Timeline
  • 19 FEB 23:00Z
    The ClusterIterator::NextCluster function in Mozilla Firefox before 19.0, Thunderbird before 17.0.3, and SeaMonkey before 2.16 allows remote attackers to…
    cvelistv5