Out-of-bounds read in Microsoft Windows and Windows Server - CVE-2024-38240

Vulnerability identifier: #VU97103

CSH Severity: High

CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-38240

CWE-ID: CWE-125

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to a boundary condition in Windows Remote Access Connection Manager. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system, leading to privilege escalation.

Microsoft Windows
Windows Server

Install updates from vendor's website.

Microsoft Windows - addressed in versions 10 21H2 10.0.19044.4894, 10 22H2 10.0.19041.4894, 10 22H2 10.0.19045.4894, 10 1507 10.0.10240.20766, 10 1607 10.0.14393.7336, 10 1809 10.0.17763.6293, 11 21H2 10.0.22000.3197, 11 22H2 10.0.22621.4169, 11 23H2 10.0.22631.4169, 11 24H2 10.0.26100.1742
Windows Server - addressed in versions 2012 R2 6.3.9600.22175, 2022 23H2 10.0.25398.1128, 2022 10.0.20348.2695, 2022 10.0.20348.2700

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38240

• Out-of-bounds read in Microsoft Windows Remote Access Connection Manager