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Vulnerability record · CVE-2012-5627 · published 1 October 2013

CVE-2012-5627: Oracle mysql insufficiently protected credentials vulnerability

Oracle · Mysql

Oracle MySQL and MariaDB 5.5.x before 5.5.29, 5.3.x before 5.3.12, and 5.2.x before 5.2.14 does not modify the salt during multiple executions of the change_user command within the same connection which makes it easier for remote authenticated users to conduct brute force password guessing attacks.

4.0 CVSS 2.0 Medium EPSS 11% · top 4.1% CWE-522 · Insufficiently protected credentials
4.0CVSS 2.0 base score
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
16References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Oracle MySQL and MariaDB 5.5.x before 5.5.29, 5.3.x before 5.3.12, and 5.2.x before 5.2.14 does not modify the salt during multiple executions of the change_user command within the same connection which makes it easier for remote authenticated users to conduct brute force password guessing attacks.

AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://seclists.org/fulldisclosure/2012/Dec/58 ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2012/Dec/83 ExploitMailing ListThird Party Advisory
http://seclists.org/oss-sec/2012/q4/424 Mailing ListThird Party Advisory
http://secunia.com/advisories/53372 Not Applicable
http://security.gentoo.org/glsa/glsa-201308-06.xml PatchThird Party AdvisoryVDB Entry
http://www.mandriva.com/security/advisories?name=MDVSA-2013:102 Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=883719 Issue TrackingPatchThird Party Advisory
https://mariadb.atlassian.net/browse/MDEV-3915 Broken LinkVendor Advisory
http://seclists.org/fulldisclosure/2012/Dec/58 ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2012/Dec/83 ExploitMailing ListThird Party Advisory
http://seclists.org/oss-sec/2012/q4/424 Mailing ListThird Party Advisory
http://secunia.com/advisories/53372 Not Applicable
http://security.gentoo.org/glsa/glsa-201308-06.xml PatchThird Party AdvisoryVDB Entry
http://www.mandriva.com/security/advisories?name=MDVSA-2013:102 Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=883719 Issue TrackingPatchThird Party Advisory
https://mariadb.atlassian.net/browse/MDEV-3915 Broken LinkVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-5627), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.