Impact Successful exploitation of this vulnerability could allow an attacker to craft a malicious link that, when clicked by a victim, redirects them to a phishing website designed to mimic the legitimate Central Dogma login page. This could result in the compromise of user accounts and unauthorized access to the Central Dogma instance.

Patches This vulnerability is addressed and resolved in Central Dogma version 0.78.0. The server operators who run Central Dogma server with Shiro authentication are strongly encouraged to upgrade to this version or later to mitigate the risk associated with the open redirect vulnerability.

Workarounds Implement AuthProvider to overrides webLoginService().

References - https://cwe.mitre.org/data/definitions/601.html

Vulnerability Overview A vulnerability has been identified in Central Dogma versions prior to 0.64.1, allowing for the leakage of user sessions and subsequent authentication bypass. The issue stems from a Cross-Site Scripting (XSS) attack vector that targets the RelayState of Security Assertion Markup Language (SAML).

Impact Successful exploitation of this vulnerability enables malicious actors to leak user sessions, leading to the compromise of authentication mechanisms. This, in turn, can facilitate unauthorized access to sensitive resources.

Patches This vulnerability is addressed and resolved in Central Dogma version 0.64.1 Users are strongly encouraged to upgrade to this version or later to mitigate the risk associated with the authentication bypass.

Workarounds No viable workarounds are currently available for this vulnerability. It is recommended to apply the provided patch promptly.

References - OASIS SAML v2.0 Errata 05 - OWASP XSS Prevention Cheat Sheet

Central Dogma allows privilege escalation with mirroring to the internal dogma repository that has a file managing the authorization of the project.