Privilege escalation in Microsoft Windows Common Log File System Driver



Published: 2022-09-13 | Updated: 2023-04-01
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-35803
CWE-ID CWE-264
Exploitation vector Local
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerable software
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Windows Server
Operating systems & Components / Operating system

Windows
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU67278

Risk: Low

CVSSv3.1: 7.5 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2022-35803

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

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 the Windows Common Log File System Drive, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2003 - 2022 20H2

Windows: 7 - XP

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-35803


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?

Yes. This vulnerability is being exploited in the wild.



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