CVE-2016-6662

Oracle MySQL through 5.5.52, 5.6.x through 5.6.33, and 5.7.x through 5.7.15; MariaDB before 5.5.51, 10.0.x before 10.0.27, and 10.1.x before 10.1.17; and…

published September 20, 2016

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.3th percentile for exploit probability.

CVSS
—
EPSS
68%
Percentile
99.3
In the wild
Unconfirmed
What it is

⚠️ A crafty local user can redefine MySQL settings with just a tweak to the my.cnf file! This sneaky vulnerability allows for arbitrary configurations, leading to serious chaos! 🔥 Think of it like a restaurant where a kitchen staff member can change the menu items on their own without any oversight—suddenly, the ingredients are all wrong and the food quality could plummet! An attacker with local access could exploit this vulnerability to execute arbitrary code with root privileges, giving them the keys to the entire database kingdom. Imagine a chef suddenly allowed to alter all recipes — the consequences could be absolutely devastating!

Put simply

Think of it like a restaurant where a kitchen staff member can change the menu items on their own without any oversight—suddenly, the ingredients are all wrong and the food quality could plummet! This vulnerability in MySQL and its forks permits local users to set the general_log_file in a way that bypasses security mechanisms, potentially allowing arbitrary code execution through the malloc_lib parameter.

What to do

An attacker with local access could exploit this vulnerability to execute arbitrary code with root privileges, giving them the keys to the entire database kingdom. Imagine a chef suddenly allowed to alter all recipes — the consequences could be absolutely devastating! If you're running affected versions of MySQL or its variants, upgrade to the patched versions: MySQL 5.5.52 or later, 5.6.33 or later, and 5.7.15 or later, along with MariaDB 10.0.27 or later. Double-check your configurations to ensure they are secure! You've got this! Stay vigilant, and patch those systems to keep your data safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.67730 · 99.3th percentile
Published
2016-09-20T18:00Z
EPSS history
Timeline
  • 20 SEP 18:00Z
    Oracle MySQL through 5.5.52, 5.6.x through 5.6.33, and 5.7.x through 5.7.15; MariaDB before 5.5.51, 10.0.x before 10.0.27, and 10.1.x before 10.1.17; and…
    cvelistv5