Memory corruption in Microsoft Windows Scripting Engine

1) Buffer overflow

EUVDB-ID: #VU95829

Risk: Critical

CVSSv4.0: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2024-38178

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trick the victim to open a specially crafted webpage in Microsoft Edge in Internet Explorer mode, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: before 10 21H2 10.0.19044.4780, 10 22H2 10.0.19045.4529, 10 22H2 10.0.19045.4780, 10 1507 10.0.10240.20751, 10 1607 10.0.14393.7259, 10 1809 10.0.17763.6189, 11 21H2 10.0.22000.3147, 11 22H2 10.0.22621.4037, 11 23H2 10.0.22631.4037, 10 21H2 10.0.19044.4780, 10 21H2 10.0.19044.4780, 10 21H2 10.0.19044.4780, 10 21H2 10.0.19044.4780, 10 21H2 10.0.19044.4780, 10 21H2 10.0.19044.4780, 10 21H2 10.0.19044.4780

Windows Server: before 2012 R2 6.3.9600.22134, 2016 10.0.14393.7259, 2019 10.0.17763.6189, 2022 10.0.20348.2655, 2012 R2 6.3.9600.22134, 2012 R2 6.3.9600.22134, 2012 R2 6.3.9600.22134

CPE2.3

• cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:*:*:*:*:*:*:*:*

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2024-38178

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.