Privilege escalation in Microsoft Windows Print Spooler service



Published: 2022-11-08
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-41073
CWE-ID CWE-119
Exploitation vector Local
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
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Windows
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU69065

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-41073

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the Windows Print Spooler. A local user can run a specially crafted program to trigger memory corruption and execute arbitrary code with SYSTEM privileges.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 7 - 11 22H2

Windows Server: 2008 - 2022 20H2


CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41073

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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