AbuseFilter Extension up to 1.35.2 on MediaWiki information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.7$0-$5k0.00

Summaryinfo

A vulnerability was found in AbuseFilter Extension up to 1.35.2 on MediaWiki. It has been classified as problematic. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in information disclosure. This vulnerability was named CVE-2021-31546. There is no available exploit. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in AbuseFilter Extension up to 1.35.2 on MediaWiki. It has been classified as problematic. This affects an unknown code block. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The weakness was presented 04/22/2021. It is possible to read the advisory at phabricator.wikimedia.org. This vulnerability is uniquely identified as CVE-2021-31546. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at gerrit.wikimedia.org.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.9
VulDB Meta Temp Score: 3.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: gerrit.wikimedia.org

Timelineinfo

04/22/2021 🔍
04/22/2021 +0 days 🔍
04/22/2021 +0 days 🔍
04/28/2021 +6 days 🔍

Sourcesinfo

Advisory: phabricator.wikimedia.org
Status: Confirmed

CVE: CVE-2021-31546 (🔍)
GCVE (CVE): GCVE-0-2021-31546
GCVE (VulDB): GCVE-100-173283

Entryinfo

Created: 04/22/2021 08:54
Updated: 04/28/2021 09:12
Changes: 04/22/2021 08:54 (37), 04/23/2021 19:57 (5), 04/28/2021 09:12 (18)
Complete: 🔍
Cache ID: 216::103

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