CVEvulnerability

CVE-2012-2122

5.1 MEDIUM Published 2012-06-26 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2012-06-26
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.1 MEDIUM — AV:N/AC:H/Au:N/C:P/I:P/A:P
Weaknesses
CWE-287

Description

sql/password.c in Oracle MySQL 5.1.x before 5.1.63, 5.5.x before 5.5.24, and 5.6.x before 5.6.6, and MariaDB 5.1.x before 5.1.62, 5.2.x before 5.2.12, 5.3.x before 5.3.6, and 5.5.x before 5.5.23, when running in certain environments with certain implementations of the memcmp function, allows remote attackers to bypass authentication by repeatedly authenticating with the same incorrect password, which eventually causes a token comparison to succeed due to an improperly-checked return value.

Affected configurations

• oracle mysql 5.1.51 • oracle mysql 5.1.52 • oracle mysql 5.1.53 • oracle mysql 5.1.54 • oracle mysql 5.1.55 • oracle mysql 5.1.56 • oracle mysql 5.1.57 • oracle mysql 5.1.58 • oracle mysql 5.1.59 • oracle mysql 5.1.60 • oracle mysql 5.1.61 • oracle mysql 5.5.10 • oracle mysql 5.5.11 • oracle mysql 5.5.12 • oracle mysql 5.5.13 • oracle mysql 5.5.14 • oracle mysql 5.5.15 • oracle mysql 5.5.16 • oracle mysql 5.5.17 • oracle mysql 5.5.18 • oracle mysql 5.5.19 • oracle mysql 5.5.20 • oracle mysql 5.5.21 • oracle mysql 5.6.2 • oracle mysql 5.6.3 • oracle mysql 5.6.4 • oracle mysql 5.6.5 • mariadb mariadb 5.1.41 • mariadb mariadb 5.1.42 • mariadb mariadb 5.1.44 • mariadb mariadb 5.1.47 • mariadb mariadb 5.1.49 • mariadb mariadb 5.1.50 • mariadb mariadb 5.1.51 • mariadb mariadb 5.1.53 • mariadb mariadb 5.1.55 • mariadb mariadb 5.1.60 • mariadb mariadb 5.1.61 • mariadb mariadb 5.2.0 • mariadb mariadb 5.2.1 • mariadb mariadb 5.2.2 • mariadb mariadb 5.2.3 • mariadb mariadb 5.2.4 • mariadb mariadb 5.2.5 • mariadb mariadb 5.2.6 • mariadb mariadb 5.2.7 • mariadb mariadb 5.2.8 • mariadb mariadb 5.2.9 • mariadb mariadb 5.2.10 • mariadb mariadb 5.2.11 • mariadb mariadb 5.3.0 • mariadb mariadb 5.3.1 • mariadb mariadb 5.3.2 • mariadb mariadb 5.3.3 • mariadb mariadb 5.3.4 • mariadb mariadb 5.3.5 • mariadb mariadb 5.3.6 • mariadb mariadb 5.5.20 • mariadb mariadb 5.5.21 • mariadb mariadb 5.5.22

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References