CVE-2018-5090

Memory safety bugs were reported in Firefox 57

published June 11, 2018

CVSS
—
EPSS
2%
Percentile
82.9
In the wild
Unconfirmed
What it is

⚠️ A memory safety slip-up has found its way into Firefox versions before 58, hinting that a crafty attacker could potentially run arbitrary code with the right know-how! Think of this as a library where some books are misfiled. If you pull on the wrong one, it might cause the whole shelf to topple — that’s how this bug can lead to chaos in your browser! If exploited, an attacker could gain unexpected control over the user's system, potentially accessing sensitive data or even injecting malicious code. This could lead to a range of issues from data theft to unauthorized operations, making it a situation you'd want to avoid!

Put simply

Think of this as a library where some books are misfiled. If you pull on the wrong one, it might cause the whole shelf to topple — that’s how this bug can lead to chaos in your browser! This vulnerability stems from memory safety issues in Firefox 57 that could allow for memory corruption, creating a window for attackers to execute arbitrary code. Essentially, it means the browser is mishandling data, which can be a slippery slope!

What to do

If exploited, an attacker could gain unexpected control over the user's system, potentially accessing sensitive data or even injecting malicious code. This could lead to a range of issues from data theft to unauthorized operations, making it a situation you'd want to avoid! To protect yourself, update Firefox to any version above 58 immediately. If you're managing systems, ensure that all instances of Firefox running on your network are patched to the latest version available. Regularly check for updates to minimize risks! You’ve got this! By updating your browser, you're taking proactive steps to safeguard your system. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02269 · 82.9th percentile
Published
2018-06-11T21:00Z
EPSS history
Timeline
  • 11 JUN 21:00Z
    Memory safety bugs were reported in Firefox 57
    cvelistv5