CVE-2023-37303

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Published Jun 30, 2023 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed

Description

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In certain situations, an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message.

Analysis

No analysis available yet

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-41207	An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In certain situations, an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.953% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact total

References

Link	Providers
https://gerrit.wikimedia.org/r/q/I10a9273c542576b3f7bb38de68dcd2aa41cfb1b0
https://phabricator.wikimedia.org/T338276

History

Nov 27, 2024 7:15 PM Weaknesses updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
Weaknesses		CWE-754
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Mediawiki Mediawiki

Weaknesses

CWE-754
Improper Check for Unusual or Exceptional Conditions
NVD-CWE-noinfo

Sources

CVE record Updated: Nov 27, 2024, 6:41 PM

Status: PUBLISHED
Assigner: mitre
Published: Jun 30, 2023, 12:00 AM
Updated: Nov 27, 2024, 6:41 PM
Reserved: Jun 30, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 5:09 PM

Updated: Aug 2, 2024, 5:09 PM

NVD Updated: Jun 17, 2026, 6:07 AM

Status: Modified
Published: Jun 30, 2023, 5:15 PM
Modified: Jun 17, 2026, 6:07 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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