Privilege escalation in Microsoft Windows Fax Service



Published: 2022-08-09
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-34690
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
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: #VU66302

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-34690

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 Fax Service, 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


CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-34690

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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