CVE-2016-5256

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory…

published September 22, 2016

CVSS
—
EPSS
4%
Percentile
90.0
In the wild
Unconfirmed
What it is

⚠️ A hidden trap in Mozilla Firefox could lead to crashes or worse! This vulnerability in the browser's engine allows attackers to unleash chaos with a little creativity. 🔥 Think of it like a restaurant kitchen during a busy dinner rush, where one unmarked container of spoiled food gets mixed in with fresh ingredients — it could ruin the entire meal or even cause a kitchen shutdown! This vulnerability could allow attackers to crash the browser, resulting in lost work or data, or even exploit it to execute arbitrary code, which could lead to unauthorized access to the user's system. The consequences could range from inconvenience to complete system compromise, which is absolutely devastating!

Put simply

Think of it like a restaurant kitchen during a busy dinner rush, where one unmarked container of spoiled food gets mixed in with fresh ingredients — it could ruin the entire meal or even cause a kitchen shutdown! The issue stems from multiple unspecified vulnerabilities within the browser engine of Firefox versions before 49.0, leading to potential memory corruption and application crashes. Attackers can exploit these weaknesses via unknown vectors, making it a sneaky threat.

What to do

This vulnerability could allow attackers to crash the browser, resulting in lost work or data, or even exploit it to execute arbitrary code, which could lead to unauthorized access to the user's system. The consequences could range from inconvenience to complete system compromise, which is absolutely devastating! To stay safe, update Mozilla Firefox to the latest version immediately. Regularly check for updates and enable automatic updates to ensure your browser is protected against emerging vulnerabilities. Don't forget to educate users about safe browsing practices! You've got this! Staying updated is key to keeping your browsing secure. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03840 · 90.0th percentile
Published
2016-09-22T22:00Z
EPSS history
Timeline
  • 22 SEP 22:00Z
    Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory…
    cvelistv5