CVE-2019-9800

Mozilla developers and community members reported memory safety bugs present in Firefox 66, Firefox ESR 60.6, and Thunderbird 60.6

published July 23, 2019

CVSS
—
EPSS
2%
Percentile
77.4
In the wild
Unconfirmed
What it is

⚠️ Memory safety issues are lurking in Firefox and Thunderbird! With just the right conditions, attackers could exploit these bugs to run arbitrary code. 🔥 Think of it like a crowded concert where some fans manage to sneak backstage — if they know how to exploit the chaos, they could access restricted areas without anyone noticing! If exploited, this vulnerability could allow attackers to gain control over affected applications, potentially accessing sensitive information or executing harmful code. It's a sneaky chink in the armor that could lead to significant consequences if not addressed!

Put simply

Think of it like a crowded concert where some fans manage to sneak backstage — if they know how to exploit the chaos, they could access restricted areas without anyone noticing! This memory corruption vulnerability exists in Firefox 66, Firefox ESR 60.6, and Thunderbird 60.6. It arises from improper handling of memory during processes, allowing for potential code execution if an attacker crafts a specific scenario.

What to do

If exploited, this vulnerability could allow attackers to gain control over affected applications, potentially accessing sensitive information or executing harmful code. It's a sneaky chink in the armor that could lead to significant consequences if not addressed! Update to Thunderbird 60.7, Firefox 67, or later versions to patch these vulnerabilities. Regularly review and apply updates to ensure you’re protected against similar vulnerabilities in the future. You've got this! Stay vigilant and keep your software up to date for a safer browsing experience! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01726 · 77.4th percentile
Published
2019-07-23T13:26Z
EPSS history
Timeline
  • 23 JUL 13:26Z
    Mozilla developers and community members reported memory safety bugs present in Firefox 66, Firefox ESR 60.6, and Thunderbird 60.6
    cvelistv5