CVE-2023-33621

GL.iNET GL-AR750S-Ext firmware v3.215 inserts the admin authentication token into a GET request when the OpenVPN Server config file is downloaded. The token is then left in the browser history or access logs, potentially allowing attackers to bypass authentication via session replay.

CVSS v3.1

5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.71% chance of exploitation in the next 30 days, 51th percentile

Published

2023-06-13

Updated

2026-07-09

Proof-of-concept exploits (1)

• https://justinapplegate.me/2023/glinet-CVE-2023-33621/

References

• CVE Record
• NVD entry

Related

• CVE-2023-33617
• CVE-2023-33625
• CVE-2023-33592
• CVE-2023-33626
• CVE-2023-33584
• CVE-2023-33629