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6.8

CVE-2012-3177: MySQL Server up to 5.5.27 lets logged‑in users cause downtime

CVE-2012-3177 · published 14 years ago
Summary

Versions of MySQL Server up through 5.1.65 and 5.5.27 can be stopped from working by someone who already has a valid account on the server. This can make the database unavailable and affect any applications that rely on it. Update to the latest MySQL release or apply the vendor's security patch to prevent the issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
oracle mysql >= 5.1.0, <= 5.1.65
>= 5.5.0, <= 5.5.27
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
canonical ubuntu_linux 10.04
11.10
12.04
12.10
cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:*
debian debian_linux 6.0
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
redhat enterprise_linux 6.0
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 6.0
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_eus 6.3
cpe:2.3:o:redhat:enterprise_linux_eus:6.3:*:*:*:*:*:*:*
redhat enterprise_linux_server 6.0
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 6.0
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
mariadb mariadb >= 5.1.0, < 5.1.66
>= 5.5.0, < 5.5.27
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
Original advisory text
Unspecified vulnerability in the MySQL Server component in Oracle MySQL 5.1.65 and earlier, and 5.5.27 and earlier, allows remote authenticated users to affect availability via unknown vectors rela...
Unspecified vulnerability in the MySQL Server component in Oracle MySQL 5.1.65 and earlier, and 5.5.27 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server.
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
6.8 Medium
Exploitation
4% chance of attack within 30 days
Timeline
Published17 Oct 2012
Updated30 Oct 2026
First seen29 Sep 2026
Sources
CVE-2012-3177 · NVD
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