CVE-2021-22902

HIGH

7.5

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published6/11/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

rubyonrails:rails

Weaknesses (CWE)

CWE-400

References

https://discuss.rubyonrails.org/t/cve-2021-22902-possible-denial-of-service-vulnerability-in-action-dispatch/77866(support@hackerone.com)

https://hackerone.com/reports/1138654(support@hackerone.com)

https://discuss.rubyonrails.org/t/cve-2021-22902-possible-denial-of-service-vulnerability-in-action-dispatch/77866(af854a3a-2127-422b-91ae-364da2661108)

https://hackerone.com/reports/1138654(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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