Heap-based buffer overflow in Microsoft Windows and Windows Server - CVE-2024-30020
Published: May 14, 2024
Vulnerability identifier: #VU89449
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-2024-30020
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Windows Cryptographic Services. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2024-30020
Install updates from vendor's website.
Microsoft Windows - addressed in versions 10 21H2 10.0.19044.4412, 10 22H2 10.0.19045.4412, 10 1507 10.0.10240.20651, 10 1607 10.0.14393.6981, 10 1809 10.0.17763.5820, 11 21H2 10.0.22000.2960, 11 22H2 10.0.22621.3593, 11 23H2 10.0.22631.3593
Windows Server - addressed in versions 2008 R2 6.1.7601.27117, 2008 6.0.6003.22668, 2012 R2 6.3.9600.21972, 2012 6.2.9200.24868, 2016 10.0.14393.6981, 2022 10.0.20348.2458, 2022 10.0.20348.2461
Windows Server - addressed in versions 2008 R2 6.1.7601.27117, 2008 6.0.6003.22668, 2012 R2 6.3.9600.21972, 2012 6.2.9200.24868, 2016 10.0.14393.6981, 2022 10.0.20348.2458, 2022 10.0.20348.2461