Medium5.3Proxmox

Medium [CVE-2014-4156] Proxmox VE: Proxmox VE prior to 3.2: 'AccessControl.pm' User Enumeration Vulnerability

This medium-severity Proxmox advisory covers CVE-2014-4156 affecting Proxmox VE.

CVE-2014-4156 Published Jan 27, 2020Updated by vendor Jun 17, 2026

CVE-2014-4156

Affected products & platforms

ProxmoxVirtual Environment (VE)

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Summary

Proxmox VE prior to 3.2: 'AccessControl.pm' User Enumeration Vulnerability

Affected versions

before 3.2

NVD record · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

NVD record · high-confidence parse· fetched 2 months ago·verify at source

Mitigation

Upgrade to a fixed release: 3.2. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

NVD record · high-confidence parse· fetched 2 months ago·verify at source

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