CVE-2021-44856
Gentoo Linux Security Advisory 202305-24
Severity Score
5.3
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value.
Se descubrió un problema en MediaWiki antes de 1.35.5, 1.36.x antes de 1.36.3 y 1.37.x antes de 1.37.1. Se puede crear un título bloqueado por AbuseFilter a través de Special:ChangeContentModel debido al mal manejo del valor de retorno del gancho EditFilterMergedContent.
Multiple vulnerabilities have been found in MediaWiki, the worst of which could result in denial of service. Versions greater than or equal to 1.25.2 are affected.
*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
- 2021-12-13 CVE Reserved
- 2022-12-26 CVE Published
- 2025-02-13 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-754: Improper Check for Unusual or Exceptional Conditions
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://security.gentoo.org/glsa/202305-24 |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://phabricator.wikimedia.org/T271037 | 2023-05-21 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Mediawiki Search vendor "Mediawiki" | Mediawiki Search vendor "Mediawiki" for product "Mediawiki" | < 1.35.5 Search vendor "Mediawiki" for product "Mediawiki" and version " < 1.35.5" | - |
Affected
| ||||||
| Mediawiki Search vendor "Mediawiki" | Mediawiki Search vendor "Mediawiki" for product "Mediawiki" | >= 1.36.0 < 1.36.3 Search vendor "Mediawiki" for product "Mediawiki" and version " >= 1.36.0 < 1.36.3" | - |
Affected
| ||||||
| Mediawiki Search vendor "Mediawiki" | Mediawiki Search vendor "Mediawiki" for product "Mediawiki" | 1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0" | - |
Affected
| ||||||
| Mediawiki Search vendor "Mediawiki" | Mediawiki Search vendor "Mediawiki" for product "Mediawiki" | 1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0" | rc0 |
Affected
| ||||||
| Mediawiki Search vendor "Mediawiki" | Mediawiki Search vendor "Mediawiki" for product "Mediawiki" | 1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0" | rc1 |
Affected
| ||||||
| Mediawiki Search vendor "Mediawiki" | Mediawiki Search vendor "Mediawiki" for product "Mediawiki" | 1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0" | rc2 |
Affected
| ||||||