Privilege escalation in Microsoft Windows proxy driver



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-26234
CWE-ID CWE-284
Exploitation vector Local
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
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) Improper access control

EUVDB-ID: #VU88379

Risk: High

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-2024-26234

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The vulnerability exists due to improper access restrictions within the proxy driver. A local user can execute arbitrary code on the target system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 10 Gold - 11

Windows Server: 2008 R2 - 2022 23H2

CPE2.3 External links

http://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26234


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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