CVE-2012-4186

Heap-based buffer overflow in the nsWaveReader::DecodeAudioData function in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before…

published October 10, 2012

CVSS
—
EPSS
15%
Percentile
96.7
In the wild
Unconfirmed
What it is

⚠️ A sneaky heap-based buffer overflow hides in the nsWaveReader::DecodeAudioData function of older Firefox and Thunderbird versions! 🚨 Think of it like a crowded concert where the sound system suddenly malfunctions — just one overloaded speaker can disrupt the entire performance, allowing someone to hijack the stage and control the music! 🎶 If exploited, this vulnerability could allow an attacker to execute arbitrary code on your system, potentially leading to data theft or taking control of your device. That's like giving an intruder an all-access pass to your home while you're out!

Put simply

Think of it like a crowded concert where the sound system suddenly malfunctions — just one overloaded speaker can disrupt the entire performance, allowing someone to hijack the stage and control the music! 🎶 This flaw in versions of Firefox and Thunderbird before 16.0 relies on a heap-based buffer overflow, which means that an attacker can manipulate memory allocation to run their own code, compromising the security of the application.

What to do

If exploited, this vulnerability could allow an attacker to execute arbitrary code on your system, potentially leading to data theft or taking control of your device. That's like giving an intruder an all-access pass to your home while you're out! To protect yourself, upgrade Firefox to version 16.0 or later, and do the same for Thunderbird and SeaMonkey to ensure you're not vulnerable. It's crucial to stay updated to mitigate these risks! 🛡️ You've got this! Just follow these steps and keep your systems secure! 💪

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.14700 · 96.7th percentile
Published
2012-10-10T17:00Z
EPSS history
Timeline
  • 10 OCT 17:00Z
    Heap-based buffer overflow in the nsWaveReader::DecodeAudioData function in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before…
    cvelistv5