CVE-2017-7826

Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4

published June 11, 2018

CVSS
—
EPSS
3%
Percentile
88.5
In the wild
Unconfirmed
What it is

⚠️ A handful of memory safety bugs in Firefox could lead to some pretty sneaky exploits! Think of it like a restaurant where some cooks are using spoiled ingredients — while the food may look fine, it could lead to disastrous results. In the same way, these memory corruption issues in Firefox might let attackers slip in and run arbitrary code if they find the right recipe! If an attacker is able to exploit these vulnerabilities, they could execute malicious code, potentially leading to unauthorized access or control over a user’s system. This means your sensitive data could be at risk, and your online experience could turn into a nightmare.

Put simply

Think of it like a restaurant where some cooks are using spoiled ingredients — while the food may look fine, it could lead to disastrous results. In the same way, these memory corruption issues in Firefox might let attackers slip in and run arbitrary code if they find the right recipe! This vulnerability stems from memory safety issues in Firefox versions below 57 and Thunderbird versions below 52.5, which could allow an attacker to manipulate memory and execute arbitrary code if they put in the effort.

What to do

If an attacker is able to exploit these vulnerabilities, they could execute malicious code, potentially leading to unauthorized access or control over a user’s system. This means your sensitive data could be at risk, and your online experience could turn into a nightmare. Update Firefox to version 57 or higher and Thunderbird to version 52.5 or higher as soon as possible to mitigate these risks. Regularly check for updates to ensure your browser stays secure! You've got this! Stay vigilant and keep those browsers updated! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03335 · 88.5th percentile
Published
2018-06-11T21:00Z
EPSS history
Timeline
  • 11 JUN 21:00Z
    Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4
    cvelistv5