CVE-2021-41118
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
The DynamicPageList3 extension is a reporting tool for MediaWiki, listing category members and intersections with various formats and details. In affected versions unsanitised input of regular expression date within the parameters of the DPL parser function, allowed for the possibility of ReDoS (Regex Denial of Service). This has been resolved in version 3.3.6. If you are unable to update you may also set `$wgDplSettings['functionalRichness'] = 0;` or disable DynamicPageList3 to mitigate.
Overview
- CVE ID
- CVE-2021-41118
- Assigner
- security-advisories@github.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-10-04T19:15:08
- Last Modified Date
- 2021-10-12T19:31:03
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:dynamicpagelist3_project:dynamicpagelist3:*:*:*:*:*:mediawiki:*:* | 1 | OR | 3.3.6 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/Universal-Omega/DynamicPageList3/commit/2c04dafb37a14d9ccfe070f53e7f11bbca0156e7 | Patch Third Party Advisory |
| https://github.com/Universal-Omega/DynamicPageList3/releases/tag/3.3.6 | Release Notes Third Party Advisory |
| https://github.com/Universal-Omega/DynamicPageList3/security/advisories/GHSA-8f24-q75c-jhf4 | Mitigation Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-41118 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41118 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:51:51 | Added to TrackCVE | |||
| 2022-12-05 11:46:22 | 2021-10-04T19:15Z | 2021-10-04T19:15:08 | CVE Published Date | updated |
| 2022-12-05 11:46:22 | 2021-10-12T19:31:03 | CVE Modified Date | updated | |
| 2022-12-05 11:46:22 | Analyzed | Vulnerability Status | updated |