CVE-2017-3329: Debian Linux

High severity, CVSS 7.5. EPSS: 3.7% chance of exploitation in the next 30 days.

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Thread Pooling). Supported versions that are affected are 5.5.54 and earlier, 5.6.35 and earlier and 5.7.17 and earlier. Easily "exploitable" vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Affected products

• Debian Debian Linux: version 8.0 only
• Oracle MySQL: from 5.5.0, up to and including 5.5.54; from 5.6.0, up to and including 5.6.35; from 5.7.0, up to and including 5.7.17

Published 2017-04-24. Last modified 2026-06-17.