CVE-2013-5591

Unspecified vulnerability in the browser engine in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and SeaMonkey before…

published October 30, 2013

CVSS
—
EPSS
4%
Percentile
91.4
In the wild
Unconfirmed
What it is

⚠️ A sneaky memory corruption vulnerability lurks in Mozilla Firefox and friends, possibly leading to a crash or worse! 🔥 Think of this as a jammed printer in an office — it can cause a massive workflow disruption, and if left unchecked, who knows what kind of chaos a rogue document might create! An attacker could exploit this flaw to trigger a denial of service, crashing your beloved browser or email client, like an unexpected power outage taking down the entire office. In the worst-case scenario, they might even execute arbitrary code, leaving you at their mercy!

Put simply

Think of this as a jammed printer in an office — it can cause a massive workflow disruption, and if left unchecked, who knows what kind of chaos a rogue document might create! This unspecified vulnerability in the browser engine affects multiple applications, allowing attackers to exploit memory corruption to disrupt services or potentially gain control. Firefox versions prior to 25.0, and Thunderbird and SeaMonkey before 24.1 and 2.22 respectively, are particularly vulnerable.

What to do

An attacker could exploit this flaw to trigger a denial of service, crashing your beloved browser or email client, like an unexpected power outage taking down the entire office. In the worst-case scenario, they might even execute arbitrary code, leaving you at their mercy! It's time to update! Ensure you're running Firefox version 25.0 or higher, Thunderbird 24.1, and SeaMonkey 2.22 or above. Encourage users to regularly check for updates to stay secure and avoid any nasty surprises. 🛡️ You've got this! By keeping your software updated, you're one step closer to being a security hero! 🦸‍♂️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04444 · 91.4th percentile
Published
2013-10-30T10:00Z
EPSS history
Timeline
  • 30 OCT 10:00Z
    Unspecified vulnerability in the browser engine in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and SeaMonkey before…
    cvelistv5