#VU89476 Use-after-free in Windows and Windows Server


Published: 2024-05-14

Vulnerability identifier: #VU89476

Vulnerability risk: Low

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

CVE-ID: CVE-2024-30031

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Windows
Operating systems & Components / Operating system
Windows Server
Operating systems & Components / Operating system

Vendor:

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in Windows CNG Key Isolation Service. A local user can win a race condition and gain elevated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions


External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2024-30031


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.


Latest bulletins with this vulnerability