SB2023112429 - Security features bypass in authentik
Published: November 24, 2023
Security Bulletin ID
SB2023112429
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Security features bypass (CVE-ID: CVE-2023-48228)
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to insufficient PKCE check. A remote attacker can gain access to the target application.
Remediation
Install update from vendor's website.
References
- https://github.com/goauthentik/authentik/security/advisories/GHSA-fm34-v8xq-f2c3
- https://github.com/goauthentik/authentik/pull/7666
- https://github.com/goauthentik/authentik/pull/7668
- https://github.com/goauthentik/authentik/pull/7669
- https://github.com/goauthentik/authentik/commit/3af77ab3821fe9c7df8055ba5eade3d1ecea03a6
- https://github.com/goauthentik/authentik/commit/6b9afed21f7c39f171a4a445654cfe415bba37d5
- https://github.com/goauthentik/authentik/commit/b88e39411c12e3f9e04125a7887f12354f760a14
- https://github.com/goauthentik/authentik/blob/dd4e9030b4e667d3720be2feda24c08972602274/authentik/providers/oauth2/views/token.py#L225
- https://github.com/goauthentik/authentik/releases/tag/version%2F2023.10.4
- https://github.com/goauthentik/authentik/releases/tag/version%2F2023.8.5