Privilege escalation in Microsoft Windows Update Stack



Published: 2024-08-14 | Updated: 2024-08-16
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-38163
CWE-ID CWE-284
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

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper access control

EUVDB-ID: #VU95980

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-38163

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Windows Update Stack. A local user can bypass implemented security restrictions and gain elevated privileges on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: before 2022 10.0.22000.2710

Windows: before 11 21H2 10.0.22000.2710

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2024-38163
http://www.zerodayinitiative.com/advisories/ZDI-24-1147/
http://www.zerodayinitiative.com/advisories/ZDI-24-1146/


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.



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