CVE-2021-22902

rails: Possible Denial of Service vulnerability in Action Dispatch

Published Jun 11, 2021 CVSS 3.1 · 7.5 High EPSS 2.9% KEV · Not listed
Description
The actionpack ruby gem (a framework for handling and responding to web requests in Rails) before 6.0.3.7, 6.1.3.2 suffers from a possible denial of service vulnerability in the Mime type parser of Action Dispatch. Carefully crafted Accept headers can cause the mime type parser in Action Dispatch to do catastrophic backtracking in the regular expression engine.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-1076 The actionpack ruby gem (a framework for handling and responding to web requests in Rails) before 6.0.3.7, 6.1.3.2 suffers from a possible denial of service vulnerability in the Mime type parser of Action Dispatch. Carefully crafted Accept headers can cause the mime type parser in Action Dispatch to do catastrophic backtracking in the regular expression engine.
Github GHSA Github GHSA GHSA-g8ww-46x2-2p65 Denial of Service in Action Dispatch
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Aug 3, 2024, 6:58 PM
Reserved
Jan 6, 2021, 12:00 AM
Status
Modified
Published
Jun 11, 2021, 4:15 PM
Modified
Jun 17, 2026, 3:37 AM
Severity
Moderate
Public date
May 5, 2021, 12:00 AM