CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.9 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in MariaDB (Database Software). Affected by this vulnerability is an unknown functionality of the component MySQL. The manipulation with an unknown input leads to a credentials management vulnerability. The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect confidentiality. The summary by CVE is:
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.
The weakness was presented 10/01/2013 by kingcope (Website). It is possible to read the advisory at mariadb.atlassian.net. This vulnerability is known as CVE-2012-5627 since 10/24/2012. The exploitation appears to be easy. The attack can be launched remotely. The successful exploitation needs a single authentication. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1552 according to MITRE ATT&CK.
It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 71116 (MySQL Server COM_CHANGE_USER Command Security Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases.
Upgrading to version 5.3.2 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (71116). See 5221, 5212, 5226 and 5229 for similar entries.
Product
Type
Name
Version
- 5.2.0
- 5.2.1
- 5.2.2
- 5.2.3
- 5.2.4
- 5.2.5
- 5.2.6
- 5.2.7
- 5.2.8
- 5.2.9
- 5.2.10
- 5.2.11
- 5.2.12
- 5.2.13
- 5.3.0
- 5.3.1
- 5.3.2
- 5.3.3
- 5.3.4
- 5.3.5
- 5.3.6
- 5.3.7
- 5.3.8
- 5.3.9
- 5.3.10
- 5.3.11
- 5.5.20
- 5.5.21
- 5.5.22
- 5.5.23
- 5.5.24
- 5.5.25
- 5.5.27
- 5.5.28
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 3.9
VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Credentials managementCWE: CWE-255
ATT&CK: T1552
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 71116
Nessus Name: MySQL Server COM_CHANGE_USER Command Security Bypass
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 841406
OpenVAS Name: Ubuntu Update for mysql-5.5 USN-1807-1
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: MariaDB 5.3.2
Timeline
10/24/2012 🔍12/06/2012 🔍
12/09/2012 🔍
08/30/2013 🔍
10/01/2013 🔍
10/01/2013 🔍
11/27/2013 🔍
03/24/2015 🔍
01/08/2022 🔍
Sources
Advisory: mariadb.atlassian.netResearcher: kingcope
Status: Not defined
Confirmation: 🔍
CVE: CVE-2012-5627 (🔍)
Vulnerability Center: 37566 - MySQL and MariaDB Remote Security Bypass Vulnerability due to a Reuse of Salt Values, Medium
SecurityFocus: 56837 - Oracle MySQL and MariaDB CVE-2012-5627 Insecure Salt Generation Security Bypass Weakness
Secunia: 53372 - Gentoo update for mysql, Moderately Critical
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 03/24/2015 15:54Updated: 01/08/2022 08:25
Changes: 03/24/2015 15:54 (60), 04/22/2017 12:53 (16), 01/08/2022 08:25 (3)
Complete: 🔍
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