CVE-2016-6662
mysql-5.5 - security update
Description
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 Percona Server before 5.5.51-38.1, 5.6.x before 5.6.32-78.0, and 5.7.x before 5.7.14-7 allow local users to create arbitrary configurations and bypass certain protection mechanisms by setting general_log_file to a my.cnf configuration. NOTE: this can be leveraged to execute arbitrary code with root privileges by setting malloc_lib. NOTE: the affected MySQL version information is from Oracle's October 2016 CPU. Oracle has not commented on third-party claims that the issue was silently patched in MySQL 5.5.52, 5.6.33, and 5.7.15.
How to fix CVE-2016-6662
To remediate CVE-2016-6662, upgrade the affected package to a fixed version below.
- —upgrade to 5.5.51-r0 or later
- —upgrade to 5.5.52-0+deb7u1 or later
- —upgrade to 5.5.52-0+deb8u1 or later
Is CVE-2016-6662 being exploited?
Likely — EPSS is 89.6%, placing CVE-2016-6662 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (3)
- from 0, < 5.5.51-r0
- from 0, < 5.5.52-0+deb7u1
- from 0, < 5.5.52-0+deb8u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |