#VU101434 Out-of-bounds read in Windows and Windows Server - CVE-2024-49099

Vulnerability identifier: #VU101434

Vulnerability risk: Low

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

CVE-ID: CVE-2024-49099

CWE-ID: CWE-125

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 user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Windows Wireless Wide Area Network Service (WwanSvc). An authenticated attacker with physical access can plug in a malicious USB drive, trigger an out-of-bounds read error and read contents of memory 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-2024-49099

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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.