Improper access control in authentik
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2024-23647 |
| CWE-ID | CWE-284 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
authentik Other software / Other software solutions |
| Vendor | Authentik Security Inc |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Improper access control
EUVDB-ID: #VU85890
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2024-23647
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the PKCE implementation. A remote attacker can bypass implemented security restrictions and perform a PKCE downgrade attack on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsauthentik: 2023.8.0 - 2023.10.6
External linkshttp://github.com/advisories/GHSA-mrx3-gxjx-hjqj
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
