Vulnerability Details : CVE-2021-27928

A remote code execution issue was discovered in MariaDB 10.2 before 10.2.37, 10.3 before 10.3.28, 10.4 before 10.4.18, and 10.5 before 10.5.9; Percona Server through 2021-03-03; and the wsrep patch through 2021-03-03 for MySQL. An untrusted search path leads to eval injection, in which a database SUPER user can execute OS commands after modifying wsrep_provider and wsrep_notify_cmd. NOTE: this does not affect an Oracle product.

Vulnerability category: Execute code

Published 2021-03-19 03:15:12

Updated 2022-05-03 16:04:40

Source MITRE

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-27928

Probability of exploitation activity in the next 30 days: 1.23%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 84 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-27928

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
9.0	HIGH	AV:N/AC:L/Au:S/C:C/I:C/A:C	8.0	10.0	[email protected]
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	1.2	5.9	[email protected]
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-27928

CWE-94 Improper Control of Generation of Code ('Code Injection')

The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Assigned by: [email protected] (Primary)

References for CVE-2021-27928

https://mariadb.com/kb/en/mariadb-1059-release-notes/

Release Notes;Vendor Advisory
https://mariadb.com/kb/en/mariadb-10418-release-notes/

Release Notes;Vendor Advisory
https://mariadb.com/kb/en/mariadb-10328-release-notes/

Release Notes;Vendor Advisory
https://mariadb.com/kb/en/security/

Vendor Advisory

CVEs referencing this url
http://packetstormsecurity.com/files/162177/MariaDB-10.2-Command-Execution.html

Exploit;Third Party Advisory;VDB Entry
https://jira.mariadb.org/browse/MDEV-25179

Issue Tracking;Vendor Advisory
https://mariadb.com/kb/en/mariadb-10237-release-notes/

Release Notes;Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00028.html

Mailing List;Third Party Advisory
https://security.gentoo.org/glsa/202105-28

Third Party Advisory

CVEs referencing this url

Products affected by CVE-2021-27928

Debian » Debian Linux » Version: 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Matching versions
Mariadb » Mariadb
Versions from including (>=) 10.5 and before (<) 10.5.9
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
Matching versions
Mariadb » Mariadb
Versions from including (>=) 10.3 and before (<) 10.3.28
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
Matching versions
Mariadb » Mariadb
Versions from including (>=) 10.2 and before (<) 10.2.37
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
Matching versions
Mariadb » Mariadb
Versions from including (>=) 10.4 and before (<) 10.4.18
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
Matching versions
Percona » Percona Server
Versions up to, including, (<=) 2021-03-03
cpe:2.3:a:percona:percona_server:*:*:*:*:*:*:*:*
Matching versions
Galeracluster » Wsrep » For Mysql
Versions up to, including, (<=) 2021-03-03
cpe:2.3:a:galeracluster:wsrep:*:*:*:*:*:mysql:*:*
Matching versions