Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2012-2122

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.

  • Published: Jun 26, 2012
  • Updated: Apr 13, 2023
  • CVE: CVE-2012-2122
  • Severity: Medium
  • Exploit:

CVSS v2:

  • Severity: Medium
  • Score: 5.1
  • AV:N/AC:H/Au:N/C:P/I:P/A:P
Software From Fixed in
oracle / mysql 5.1.52 5.1.52.x
oracle / mysql 5.1.59 5.1.59.x
oracle / mysql 5.1.51 5.1.51.x
oracle / mysql 5.1.60 5.1.60.x
oracle / mysql 5.1.52-sp1 5.1.52-sp1.x
oracle / mysql 5.1.54 5.1.54.x
oracle / mysql 5.1.53 5.1.53.x
oracle / mysql 5.1.61 5.1.61.x
oracle / mysql 5.1.55 5.1.55.x
oracle / mysql 5.1.57 5.1.57.x
oracle / mysql 5.1.58 5.1.58.x
oracle / mysql 5.1.56 5.1.56.x
oracle / mysql 5.5.10 5.5.10.x
oracle / mysql 5.5.19 5.5.19.x
oracle / mysql 5.5.17 5.5.17.x
oracle / mysql 5.5.14 5.5.14.x
oracle / mysql 5.5.16 5.5.16.x
oracle / mysql 5.5.11 5.5.11.x
oracle / mysql 5.5.21 5.5.21.x
oracle / mysql 5.5.20 5.5.20.x
oracle / mysql 5.5.18 5.5.18.x
oracle / mysql 5.5.15 5.5.15.x
oracle / mysql 5.5.13 5.5.13.x
oracle / mysql 5.5.12 5.5.12.x
oracle / mysql 5.6.3 5.6.3.x
oracle / mysql 5.6.4 5.6.4.x
oracle / mysql 5.6.5 5.6.5.x
oracle / mysql 5.6.2 5.6.2.x
mariadb / mariadb 5.1.49 5.1.49.x
mariadb / mariadb 5.1.47 5.1.47.x
mariadb / mariadb 5.1.51 5.1.51.x
mariadb / mariadb 5.1.42 5.1.42.x
mariadb / mariadb 5.1.61 5.1.61.x
mariadb / mariadb 5.1.50 5.1.50.x
mariadb / mariadb 5.1.53 5.1.53.x
mariadb / mariadb 5.1.44 5.1.44.x
mariadb / mariadb 5.1.55 5.1.55.x
mariadb / mariadb 5.1.41 5.1.41.x
mariadb / mariadb 5.1.60 5.1.60.x
mariadb / mariadb 5.2.10 5.2.10.x
mariadb / mariadb 5.2.7 5.2.7.x
mariadb / mariadb 5.2.9 5.2.9.x
mariadb / mariadb 5.2.6 5.2.6.x
mariadb / mariadb 5.2.1 5.2.1.x
mariadb / mariadb 5.2.4 5.2.4.x
mariadb / mariadb 5.2.8 5.2.8.x
mariadb / mariadb 5.2.11 5.2.11.x
mariadb / mariadb 5.2.0 5.2.0.x
mariadb / mariadb 5.2.5 5.2.5.x
mariadb / mariadb 5.2.3 5.2.3.x
mariadb / mariadb 5.2.2 5.2.2.x
mariadb / mariadb 5.3.1 5.3.1.x
mariadb / mariadb 5.3.0 5.3.0.x
mariadb / mariadb 5.3.4 5.3.4.x
mariadb / mariadb 5.3.5 5.3.5.x
mariadb / mariadb 5.3.6 5.3.6.x
mariadb / mariadb 5.3.2 5.3.2.x
mariadb / mariadb 5.3.3 5.3.3.x
mariadb / mariadb 5.5.20 5.5.20.x
mariadb / mariadb 5.5.22 5.5.22.x
mariadb / mariadb 5.5.21 5.5.21.x