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8.8

CVE-2021-22048: The vCenter Server contains a privilege escalation vulnerability in the IWA (Integrated Windows Authentication) authentication mechanism. A malicious actor with non-administrative access to vCenter...

CVE-2021-22048 · published 4 years ago
Summary

The vCenter Server contains a privilege escalation vulnerability in the IWA (Integrated Windows Authentication) authentication mechanism. A malicious actor with non-administrative access to vCenter Server may exploit this issue to elevate privileges to a higher privileged group.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
vmware cloud_foundation >= 3.0, <= 3.10.2.2
>= 4.0, <= 4.1.0.1
cpe:2.3:a:vmware:cloud_foundation:*:*:*:*:*:*:*:*
vmware vcenter_server 6.5
6.7
7.0
cpe:2.3:a:vmware:vcenter_server:6.5:-:*:*:*:*:*:*
Original advisory text
The vCenter Server contains a privilege escalation vulnerability in the IWA (Integrated Windows Authentication) authentication mechanism. A malicious actor with non-administrative access to vCenter...
The vCenter Server contains a privilege escalation vulnerability in the IWA (Integrated Windows Authentication) authentication mechanism. A malicious actor with non-administrative access to vCenter Server may exploit this issue to elevate privileges to a higher privileged group.
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
8.8 High
Exploitation
10% chance of attack within 30 days
Timeline
Published10 Nov 2021
Updated16 Oct 2026
First seen29 Sep 2026
Sources
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