CVE-2021-31555 - Vulnerability Details - OpenCVE

Description

An issue was discovered in the Oauth extension for MediaWiki through 1.35.2. It did not validate the oarc_version (aka oauth_registered_consumer.oarc_version) parameter's length.

Published: 2021-04-22

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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 vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-18452	An issue was discovered in the Oauth extension for MediaWiki through 1.35.2. It did not validate the oarc_version (aka oauth_registered_consumer.oarc_version) parameter's length.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.0021.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://gerrit.wikimedia.org/r/q/I222c053b4b14ac1ad0f5b3a51565b1b9cd4c139d
https://phabricator.wikimedia.org/T277388

History

No history.

Subscriptions

Mediawiki Mediawiki

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-04-22T02:28:51.000Z

Updated: 2024-08-03T23:03:33.486Z

Reserved: 2021-04-22T00:00:00.000Z

Link: CVE-2021-31555

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-04-22T03:15:08.263

Modified: 2024-11-21T06:05:54.487

Link: CVE-2021-31555

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

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