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Servers and applications

CVE-2012-1689

Unspecified vulnerability in Oracle MySQL Server 5.1.62 and earlier, and 5.5.22 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server Optimizer.

Severity: Medium 4.0
Published: 17 Jul 2012
Last changed: 16 Jun 2026
Added to UpHeron: 17 Oct 2026
Fixed in: 5.1.66, 5.5.23
Exploit chance: 3.7% in the next 30 daysHigher than 89% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack: Over the network · Needs a login
Attacker can: Slow it down
CVSS vector: AV:N/AC:L/Au:S/C:N/I:N/A:P
Sources: NVD

Affected software

Software	Affected versions
MariaDBServers and applications · `cpe:a:mariadb:mariadb`	From 5.1.0 before 5.1.66 From 5.5.0 before 5.5.23
MySQLServers and applications · `cpe:a:oracle:mysql`	From 5.1.0 up to 5.1.62 From 5.5.0 up to 5.5.22

References

NVD https://nvd.nist.gov/vuln/detail/CVE-2012-1689
CVE.org https://www.cve.org/CVERecord?id=CVE-2012-1689