CVE-2012-5627 EXPLOIT
4.0
MEDIUM · CVSS 2.0 · EPSS 11.4% (pctl 96)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 4.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:S/C:P/I:N/A:N |
| EPSS | 11.41% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-522 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2013-10-01 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| mariadb | mariadb |
| oracle | mysql |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Oracle MySQL / MariaDB - Insecure Salt Generation Security Bypass | 2012-12-06 |
References
- http://seclists.org/fulldisclosure/2012/Dec/58
- http://seclists.org/fulldisclosure/2012/Dec/83
- http://seclists.org/oss-sec/2012/q4/424
- http://secunia.com/advisories/53372
- http://security.gentoo.org/glsa/glsa-201308-06.xml
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:102
- https://bugzilla.redhat.com/show_bug.cgi?id=883719
- https://mariadb.atlassian.net/browse/MDEV-3915
- http://seclists.org/fulldisclosure/2012/Dec/58
- http://seclists.org/fulldisclosure/2012/Dec/83
- http://seclists.org/oss-sec/2012/q4/424
- http://secunia.com/advisories/53372
- http://security.gentoo.org/glsa/glsa-201308-06.xml
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:102
- https://bugzilla.redhat.com/show_bug.cgi?id=883719
- https://mariadb.atlassian.net/browse/MDEV-3915
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