Windows Kerberos Elevation of Privilege Vulnerability
CVE-2022-33679

8.1HIGH

Key Information:

Vendor

Microsoft
Status
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Windows Server 2016
Vendor
CVE Published:
13 September 2022

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 77%

What is CVE-2022-33679?

Windows Kerberos Elevation of Privilege Vulnerability

Affected Version(s)

Windows Server 2008 Service Pack 2 x64-based Systems 6.0.6003.0 < 6.0.6003.21666

Windows Server 2008 R2 Service Pack 1 (Server Core installation) x64-based Systems 6.1.7601.0 < 6.1.7601.26115

Windows Server 2008 R2 Service Pack 1 x64-based Systems 6.1.7601.0 < 6.1.7601.26115

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-33679
Created by Bdenneu

CVE-2022-33679
Created by Amulab

Kerberos_CVE-2022-33679
Created by notareaperbutDR34P3r

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

EPSS Score

77% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2022-33679 : Windows Kerberos Elevation of Privilege Vulnerability