Cyber Resilience

CVE-2022-33679

High

Published: 13 September 2022

Published
13 September 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.7788 99.0th percentile
Risk Priority 63 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-33679 is a high-severity an unspecified weakness vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 8.1 (High).

Operationally, ranked in the top 1.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2022-33679 is a Windows Kerberos elevation of privilege vulnerability affecting the Kerberos authentication component in Windows. It carries a CVSS 3.1 base score of 8.1 with an attack vector of network, high attack complexity, no required privileges or user interaction, and impacts on confidentiality, integrity, and availability all rated high.

An unauthenticated remote attacker can exploit the flaw over the network to obtain elevated privileges on the target system, potentially leading to full control of the affected Windows host. The high complexity rating indicates that successful exploitation requires specific conditions beyond simple reachability.

Microsoft has published mitigation guidance in its security update guide at the referenced URL, directing administrators to apply the relevant patches for affected Windows versions.

The associated EPSS score stands at 0.7788 with an identical recorded peak, indicating sustained but not newly emergent exploitation interest after disclosure.

EU & UK References

Vulnerability details

Windows Kerberos Elevation of Privilege Vulnerability

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
all versions
microsoft
windows server 2019
all versions
microsoft
windows server 2022
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References