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medium 5.0

CVE-2012-5615 json

Oracle MySQL 5.5.38 and earlier, 5.6.19 and earlier, and MariaDB 5.5.28a, 5.3.11, 5.2.13, 5.1.66, and possibly other versions, generates di…

published 2012-12-03 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5501

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
14.8%
EPSS 14.8% chance of exploitation in 30 days, percentile 96%
public exploits
2
Exploit-DB

Summary

Oracle MySQL 5.5.38 and earlier, 5.6.19 and earlier, and MariaDB 5.5.28a, 5.3.11, 5.2.13, 5.1.66, and possibly other versions, generates different error messages with different time delays depending on whether a user name exists, which allows remote attackers to enumerate valid usernames.

Patch / fix

  • mysql-5.5 Ubuntu 14.04 LTS 5.5.40-0ubuntu0.14.04.1
  • mysql-5.6 Ubuntu 14.04 LTS 5.6.27-0ubuntu0.14.04.1

ubuntu advisories UBUNTU-CVE-2012-5615

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • mariadb55-mariadb RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el6
  • mariadb55-mariadb RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el7
  • mariadb55-mariadb-libs RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el6
  • mariadb55-mariadb-libs RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el7
  • mariadb55-mariadb-test RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el6
  • mariadb55-mariadb-test RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el7
  • mariadb55-mariadb-bench RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el6
  • mariadb55-mariadb-bench RHEL 1 SOFTWARE_COLLECTIONS 5.5.40-10.el7

red hat advisories RHSA-2014:1862RHSA-2014:1940RHSA-2014:1937RHSA-2014:1861RHSA-2014:1860RHSA-2014:1859

  • mariadb104 SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 10.4.30-8.5.46
  • lz4 SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.8.0-3.5.2
  • python-mysqlclient SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.3.14-8.9.2
  • mariadb-connector-c SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 3.1.22-2.35.1
  • mariadb SLES for SAP 12, SLES 12, SLED 12 +2 more 10.0.16-15.1
  • mariadb104 SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLE High Performance Computing 15 SP1-LTSS 10.4.30-150100.3.5.10
  • python-mysqlclient SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLE High Performance Computing 15 SP1-LTSS 1.4.6-150100.3.3.7

suse advisories SUSE-RU-2023:4991-1SUSE-RU-2023:3956-1SUSE-SU-2015:0743-1

  • mariadb openSUSE Tumbleweed 10.0.22-3.8

opensuse advisories openSUSE-SU-2024:10153-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-5615 updated cvss 3.5

mysql: Remote Preauth User Enumeration flaw

  • Red Hat Enterprise Linux 6 mysql, mysql-libs, mysql-test, mysql-bench, mysql-server, mysql-embedded
    under investigation
  • Red Hat Enterprise Linux (v. 5 server) mysql55-mysql 5.5.40-2.el5, mysql55-mysql-libs 5.5.40-2.el5, mysql55-mysql-test 5.5.40-2.el5, mysql55-mysql-bench 5.5.40-2.el5, mysql55-mysql-server 5.5.40-2.el5
    fixed: vendor fix RHSA-2014:1859
  • Red Hat Enterprise Linux Client (v. 7) mariadb 5.5.40-1.el7_0, mariadb-libs 5.5.40-1.el7_0, mariadb-server 5.5.40-1.el7_0 Red Hat Enterprise Linux Client Optional (v. 7) mariadb-test 5.5.40-1.el7_0, mariadb-bench 5.5.40-1.el7_0, mariadb-embedded 5.5.40-1.el7_0 Red Hat Enterprise Linux ComputeNode (v. 7) mariadb 5.5.40-1.el7_0, mariadb-libs 5.5.40-1.el7_0 Red Hat Enterprise Linux ComputeNode Optional (v. 7) mariadb-test 5.5.40-1.el7_0, mariadb-bench 5.5.40-1.el7_0, mariadb-server 5.5.40-1.el7_0, mariadb-embedded 5.5.40-1.el7_0
    fixed: vendor fix RHSA-2014:1861
  • Red Hat Enterprise Linux Desktop (v. 5 client) mysql55-mysql 5.5.40-2.el5, mysql55-mysql-libs 5.5.40-2.el5, mysql55-mysql-test 5.5.40-2.el5, mysql55-mysql-bench 5.5.40-2.el5, mysql55-mysql-server 5.5.40-2.el5 Red Hat Enterprise Linux Desktop Workstation (v. 5 client) mysql55-mysql 5.5.40-2.el5
    fixed: vendor fix RHSA-2014:1859
  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 mariadb-galera 5.5.40-2.el6ost, mariadb-galera-common 5.5.40-2.el6ost, mariadb-galera-server 5.5.40-2.el6ost
    fixed: vendor fix RHSA-2014:1937
  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 mariadb-galera 5.5.40-2.el7ost, mariadb-galera-common 5.5.40-2.el7ost, mariadb-galera-server 5.5.40-2.el7ost
    fixed: vendor fix RHSA-2014:1940
  • Red Hat Enterprise Linux Server (v. 7) mariadb 5.5.40-1.el7_0, mariadb-libs 5.5.40-1.el7_0, mariadb-test 5.5.40-1.el7_0, mariadb-bench 5.5.40-1.el7_0, mariadb-server 5.5.40-1.el7_0 Red Hat Enterprise Linux Server Optional (v. 7) mariadb-embedded 5.5.40-1.el7_0 Red Hat Enterprise Linux Workstation (v. 7) mariadb 5.5.40-1.el7_0, mariadb-libs 5.5.40-1.el7_0, mariadb-test 5.5.40-1.el7_0, mariadb-bench 5.5.40-1.el7_0, mariadb-server 5.5.40-1.el7_0 Red Hat Enterprise Linux Workstation Optional (v. 7) mariadb-embedded 5.5.40-1.el7_0
    fixed: vendor fix RHSA-2014:1861
  • Red Hat Software Collections 1 for Red Hat Enterprise Linux Server (v. 6) mysql55-mysql 5.5.40-1.el6, mariadb55-mariadb 5.5.40-10.el6, mysql55-mysql-libs 5.5.40-1.el6, mysql55-mysql-test 5.5.40-1.el6, mysql55-mysql-bench 5.5.40-1.el6, mysql55-mysql-server 5.5.40-1.el6, +4 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Server (v. 7) mysql55-mysql 5.5.40-1.el7, mariadb55-mariadb 5.5.40-10.el7, mysql55-mysql-libs 5.5.40-1.el7, mysql55-mysql-test 5.5.40-1.el7, mysql55-mysql-bench 5.5.40-1.el7, mysql55-mysql-server 5.5.40-1.el7, +4 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Server EUS (v. 6.4) mysql55-mysql 5.5.40-1.el6, mariadb55-mariadb 5.5.40-10.el6, mysql55-mysql-libs 5.5.40-1.el6, mysql55-mysql-test 5.5.40-1.el6, mysql55-mysql-bench 5.5.40-1.el6, mysql55-mysql-server 5.5.40-1.el6, +4 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Server EUS (v. 6.5) mysql55-mysql 5.5.40-1.el6, mariadb55-mariadb 5.5.40-10.el6, mysql55-mysql-libs 5.5.40-1.el6, mysql55-mysql-test 5.5.40-1.el6, mysql55-mysql-bench 5.5.40-1.el6, mysql55-mysql-server 5.5.40-1.el6, +4 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Server EUS (v. 6.6) mysql55-mysql 5.5.40-1.el6, mariadb55-mariadb 5.5.40-10.el6, mysql55-mysql-libs 5.5.40-1.el6, mysql55-mysql-test 5.5.40-1.el6, mysql55-mysql-bench 5.5.40-1.el6, mysql55-mysql-server 5.5.40-1.el6, +4 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Workstation (v. 6) mysql55-mysql 5.5.40-1.el6, mariadb55-mariadb 5.5.40-10.el6, mysql55-mysql-libs 5.5.40-1.el6, mysql55-mysql-test 5.5.40-1.el6, mysql55-mysql-bench 5.5.40-1.el6, mysql55-mysql-server 5.5.40-1.el6, +4 more
    +1 more products
    Red Hat Software Collections 1 for Red Hat Enterprise Linux Workstation (v. 7) mysql55-mysql 5.5.40-1.el7, mariadb55-mariadb 5.5.40-10.el7, mysql55-mysql-libs 5.5.40-1.el7, mysql55-mysql-test 5.5.40-1.el7, mysql55-mysql-bench 5.5.40-1.el7, mysql55-mysql-server 5.5.40-1.el7, +4 more
    fixed: vendor fix RHSA-2014:1862

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-23081)
  2. Published

Exploit prediction

14.78% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-23081 MySQL - Remote User Enumeration remote, 2012-12-02
  • EDB-23073 MySQL 5.1/5.5 (Windows) - 'MySQLJackpot' Remote Command Execution remote, 2012-12-02

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.