CVE-2021-46668
mariadb: MariaDB through 10.5.9 allows an application crash via certain long SELECT DISTINCT statements
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
MariaDB through 10.5.9 allows an application crash via certain long SELECT DISTINCT statements that improperly interact with storage-engine resource limitations for temporary data structures.
MariaDB versiones hasta 10.5.9, permite un bloqueo de la aplicación por medio de determinadas sentencias SELECT DISTINCT largas que interactúan inapropiadamente con las limitaciones de recursos del motor de almacenamiento para las estructuras de datos temporales
MariaDB is a multi-user, multi-threaded SQL database server. For all practical purposes, MariaDB is binary-compatible with MySQL. Issues addressed include buffer overflow and use-after-free vulnerabilities.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2022-02-01 CVE Reserved
- 2022-02-01 CVE Published
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-400: Uncontrolled Resource Consumption
CAPEC
References (8)
| URL | Tag | Source |
|---|---|---|
| https://security.netapp.com/advisory/ntap-20220221-0002 | Third Party Advisory |
|
| URL | Date | SRC |
|---|---|---|
| https://jira.mariadb.org/browse/MDEV-25787 | 2024-08-04 |
| URL | Date | SRC |
|---|---|---|
| https://mariadb.com/kb/en/security | 2023-11-07 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Mariadb Search vendor "Mariadb" | Mariadb Search vendor "Mariadb" for product "Mariadb" | >= 10.2.0 < 10.2.43 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.2.0 < 10.2.43" | - |
Affected
| ||||||
| Mariadb Search vendor "Mariadb" | Mariadb Search vendor "Mariadb" for product "Mariadb" | >= 10.3.0 < 10.3.34 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.3.0 < 10.3.34" | - |
Affected
| ||||||
| Mariadb Search vendor "Mariadb" | Mariadb Search vendor "Mariadb" for product "Mariadb" | >= 10.4.0 < 10.4.24 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.4.0 < 10.4.24" | - |
Affected
| ||||||
| Mariadb Search vendor "Mariadb" | Mariadb Search vendor "Mariadb" for product "Mariadb" | >= 10.5.0 < 10.5.15 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.5.0 < 10.5.15" | - |
Affected
| ||||||
| Mariadb Search vendor "Mariadb" | Mariadb Search vendor "Mariadb" for product "Mariadb" | >= 10.6.0 < 10.6.7 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.6.0 < 10.6.7" | - |
Affected
| ||||||
| Mariadb Search vendor "Mariadb" | Mariadb Search vendor "Mariadb" for product "Mariadb" | >= 10.7.0 < 10.7.3 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.7.0 < 10.7.3" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 34 Search vendor "Fedoraproject" for product "Fedora" and version "34" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 35 Search vendor "Fedoraproject" for product "Fedora" and version "35" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 36 Search vendor "Fedoraproject" for product "Fedora" and version "36" | - |
Affected
| ||||||