#VU64290 Permissions, Privileges, and Access Controls in Windows Server - CVE-2022-30131

Vulnerability identifier: #VU64290

Vulnerability risk: Low

CVSSv4.0: [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-30131

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Windows Server
Operating systems & Components / Operating system

Vendor: Microsoft

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in Windows Container Isolation FS Filter Driver, which leads to security restrictions bypass and privilege escalation.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2016 10.0.14393.10, 2019 10.0.17763.1, 2022 10.0.20348.202 - 2022 20H2

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-30131

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.