gofiber up to 2.52.4 session_id session fixiation

Summaryinfo

A vulnerability was found in gofiber fiber up to 2.52.4 and classified as critical. This issue affects some unknown processing. The manipulation of the argument session_id results in session fixiation. This vulnerability is known as CVE-2024-38513. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in gofiber fiber up to 2.52.4. Affected is an unknown code. The manipulation of the argument session_id with an unknown input leads to a session fixiation vulnerability. CWE is classifying the issue as CWE-384. Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Fiber is an Express-inspired web framework written in Go A vulnerability present in versions prior to 2.52.5 is a session middleware issue in GoFiber versions 2 and above. This vulnerability allows users to supply their own session_id value, resulting in the creation of a session with that key. If a website relies on the mere presence of a session for security purposes, this can lead to significant security risks, including unauthorized access and session fixation attacks. All users utilizing GoFiber's session middleware in the affected versions are impacted. The issue has been addressed in version 2.52.5. Users are strongly encouraged to upgrade to version 2.52.5 or higher to mitigate this vulnerability. Users who are unable to upgrade immediately can apply the following workarounds to reduce the risk: Either implement additional validation to ensure session IDs are not supplied by the user and are securely generated by the server, or regularly rotate session IDs and enforce strict session expiration policies.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2024-38513 since 06/18/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

Upgrading to version 2.52.5 eliminates this vulnerability. Applying the patch 66a881441b27322a331f1b526cf1eb6b3358a4d8 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

• gofiber

Name

• fiber

Version

• 2.52.0
• 2.52.1
• 2.52.2
• 2.52.3
• 2.52.4

License

• open-source

Website

• Product: https://github.com/gofiber/fiber/

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CPE 2.2info

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