Out-of-bounds read in Microsoft Windows and Windows Server - CVE-2024-43562

Vulnerability identifier: #VU98221

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-43562

CWE-ID: CWE-125

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in Windows Network Address Translation (NAT). A remote attacker can trigger an out-of-bounds read error and cause a denial of service condition on the system.

Microsoft Windows
Windows Server

Install updates from vendor's website.

Microsoft Windows - addressed in versions 10 21H2 10.0.19044.5011, 10 22H2 10.0.19045.5011, 10 1507 10.0.10240.20796, 10 1607 10.0.14393.7428, 10 1809 10.0.17763.6414, 11 21H2 10.0.22000.3260, 11 22H2 10.0.22621.4317, 11 23H2 10.0.22631.4317, 11 24H2 10.0.26100.2033
Windows Server - addressed in versions 2012 R2 6.3.9600.22221, 2022 23H2 10.0.25398.1189, 2022 10.0.20348.2762

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43562

• Multiple vulnerabilities in Microsoft Windows Network Address Translation (NAT)