CVE-2017-7779

Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2

published June 11, 2018

CVSS
—
EPSS
3%
Percentile
85.7
In the wild
Unconfirmed
What it is

⚠️ Memory safety bugs in Firefox and Thunderbird are lurking like misfiled paperwork that could lead to chaos! Think of these vulnerabilities as a library where the librarian has misplaced some important books. If you’re not careful, you might accidentally check out a book that leads to unintended consequences — like reading someone else's private notes! If exploited, these memory corruption flaws could allow an attacker to run arbitrary code, potentially leading to system compromise or data breaches. While there's no immediate alarm, the risk of a crafty hacker taking advantage of this could make your system vulnerable.

Put simply

Think of these vulnerabilities as a library where the librarian has misplaced some important books. If you’re not careful, you might accidentally check out a book that leads to unintended consequences — like reading someone else's private notes! This vulnerability arises from memory safety issues in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2, which may allow attackers to exploit corrupted memory regions for arbitrary code execution.

What to do

If exploited, these memory corruption flaws could allow an attacker to run arbitrary code, potentially leading to system compromise or data breaches. While there's no immediate alarm, the risk of a crafty hacker taking advantage of this could make your system vulnerable. To mitigate this risk, update Thunderbird to version 52.3 and Firefox to version 55 or higher immediately. Regularly check for updates to ensure that you’re using the latest versions, as this problem can resurface in other forms! You’re on the right track! With these updates, you’ll be fortifying your defenses like a pro! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02694 · 85.7th percentile
Published
2018-06-11T21:00Z
EPSS history
Timeline
  • 11 JUN 21:00Z
    Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2
    cvelistv5