An issue in Proxmox Server Solutions GmbH Proxmox VE v.5.4 thru v.8.0, Proxmox Backup Server v.1.1 thru v.3.0, and Proxmox Mail Gateway v.7.1 thru v.8.0 allows a remote authenticated attacker to escalate privileges via bypassing the two-factor authentication component.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Backup_server | Proxmox | 1.1 (including) | 3.0 (including) |
| Proxmox_mail_gateway | Proxmox | 7.1 (including) | 8.0 (including) |
| Virtual_environment | Proxmox | 5.4 (including) | 8.0 (including) |
References
- http://packetstormsecurity.com/files/176967/Proxmox-VE-7.4-1-TOTP-Brute-Force.html
- https://bugzilla.proxmox.com/show_bug.cgi?id=4579
- https://bugzilla.proxmox.com/show_bug.cgi?id=4584
- https://github.com/proxmox/proxmox-rs/commit/50b793db8d3421bbfe2bce060a486263f18a90cb
- http://packetstormsecurity.com/files/176967/Proxmox-VE-7.4-1-TOTP-Brute-Force.html
- https://bugzilla.proxmox.com/show_bug.cgi?id=4579
- https://bugzilla.proxmox.com/show_bug.cgi?id=4584
- https://github.com/proxmox/proxmox-rs/commit/50b793db8d3421bbfe2bce060a486263f18a90cb