#VU101421 Input validation error in Windows and Windows Server - CVE-2024-49087

Vulnerability identifier: #VU101421

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-49087

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

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

Vendor: Microsoft

Description

The vulnerability allows a local attacker to gain access to potentially sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input in Windows Mobile Broadband Driver. An attacker with physical access can plug in a malicious USB drive and gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows: before 10 21H2, 10 22H2, 10 1607, 10 1809, 11 22H2, 11 23H2, 10 21H2, 10 21H2, 10 21H2, 10 21H2, 10 21H2, 10 21H2

Windows Server: before 2016, 2022 23H2, 2025, 2016, 2016, 2016

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External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2024-49087

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.