CheckUser Extension up to 1.42.1 on MediaWiki API log_deleted 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
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4.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in CheckUser Extension up to 1.42.1 on MediaWiki. Affected by this vulnerability is an unknown functionality of the component API. Such manipulation of the argument log_deleted leads to information disclosure. This vulnerability is documented as CVE-2024-40598. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in CheckUser Extension up to 1.42.1 on MediaWiki and classified as problematic. Affected by this issue is an unknown functionality of the component API. The manipulation of the argument log_deleted with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. The API can expose suppressed information for log events. (The log_deleted attribute is not applied to entries.)

The advisory is available at phabricator.wikimedia.org. This vulnerability is handled as CVE-2024-40598 since 07/06/2024. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
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: 🔍

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/06/2024 🔍
07/07/2024 +1 days 🔍
07/07/2024 +0 days 🔍
07/10/2024 +3 days 🔍

Sourcesinfo

Advisory: phabricator.wikimedia.org
Status: Confirmed

CVE: CVE-2024-40598 (🔍)
GCVE (CVE): GCVE-0-2024-40598
GCVE (VulDB): GCVE-100-270446

Entryinfo

Created: 07/07/2024 12:22
Updated: 07/10/2024 06:02
Changes: 07/07/2024 12:22 (54), 07/09/2024 05:25 (1), 07/10/2024 06:02 (9)
Complete: 🔍
Cache ID: 216::103

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