Description

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.

Classification

CVE ID: CVE-2023-43320

CVSS Base Severity: LOW

CVSS Base Score: 0.0

Affected Products

Vendor: n/a

Product: n/a

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.15% (probability of being exploited)

EPSS Percentile: 51.68% (scored less or equal to compared to others)

EPSS Date: 2025-02-03 (when was this score calculated)

References

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

Timeline