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CakePHP allows method override parameters to bypass CSRF checks

High severity GitHub Reviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jan 30, 2023

Package

composer cakephp/cakephp (Composer)

Affected versions

>= 4.0.0, < 4.0.10
>= 4.1.0, < 4.1.4

Patched versions

4.0.10
4.1.4

Description

A vulnerability exists in CakePHP versions 4.0.x through 4.1.3. The CsrfProtectionMiddleware component allows method override parameters to bypass CSRF checks by changing the HTTP request method to an arbitrary string that is not in the list of request methods that CakePHP checks. Additionally, the route middleware does not verify that this overriden method (which can be an arbitrary string) is actually an HTTP method.

References

Published by the National Vulnerability Database Jan 26, 2021
Published to the GitHub Advisory Database May 24, 2022
Reviewed Jan 14, 2023
Last updated Jan 30, 2023

Severity

High
8.8
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

CVE-2020-35239

GHSA ID

GHSA-9pgx-pf36-w46r

Source code

Credits

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