CVE-2021-4127

An out of date graphics library (Angle) likely contained vulnerabilities that could potentially be exploited

Critical · published December 22, 2022

CVSS v3.1
9.8
EPSS
1%
Percentile
60.7
In the wild
Unconfirmed
What it is

🚨 Outdated graphics libraries can open the door to chaos! This vulnerability in the Angle library used by Thunderbird and Firefox could spell trouble for versions below 78.9. 🔥 Think of it like a crumbling wall in a castle — it may seem minor at first, but one determined invader can exploit that weakness to breach your defenses and wreak havoc inside! If left unaddressed, attackers could exploit this vulnerability to execute malicious code or compromise system integrity. Your private data, browsing habits, and sensitive information could all be at risk — imagine an intruder wandering through your digital castle, gathering secrets!

Put simply

Think of it like a crumbling wall in a castle — it may seem minor at first, but one determined invader can exploit that weakness to breach your defenses and wreak havoc inside! This vulnerability exists because the Angle graphics library in affected versions of Thunderbird and Firefox is outdated and likely contains exploitable flaws. These flaws could allow attackers to execute unauthorized actions on the system.

What to do

If left unaddressed, attackers could exploit this vulnerability to execute malicious code or compromise system integrity. Your private data, browsing habits, and sensitive information could all be at risk — imagine an intruder wandering through your digital castle, gathering secrets! To protect yourself, immediately update Thunderbird to version 78.9 or higher and Firefox ESR to the same. Regularly check for updates and consider enabling auto-updates to keep your software safe from future vulnerabilities! You've got this! Tackle these updates and you'll be well on your way to strengthening your defenses! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00945 · 60.7th percentile
Published
2022-12-22T00:00Z
EPSS history
Timeline
  • 22 DEC 00:00Z
    An out of date graphics library (Angle) likely contained vulnerabilities that could potentially be exploited
    cvelistv5