Spoofing attack in Windows MSHTML Platform

1) Exposure of resource to wrong sphere

EUVDB-ID: #VU93902

Risk: Critical

CVSSv4.0: 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/E:A/U:Red]

CVE-ID: CVE-2024-38112

CWE-ID: CWE-668 - Exposure of resource to wrong sphere

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper input validation. A remote attacker can perform spoofing attack and trick the victim to execute a specially crafted file.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Internet Explorer: 11 - 11.1790.17763.0

Windows: before 10 21H2 10.0.19044.4651, 10 22H2 10.0.19045.4651, 10 1507 10.0.10240.20710, 10 1607 10.0.14393.7159, 10 1809 10.0.17763.6054, 11 21H2 10.0.22000.3079, 11 22H2 10.0.22621.3880, 11 23H2 10.0.22631.3880

Windows Server: before 2008 6.0.6003.22769, 2012 R2 6.3.9600.22074, 2016 10.0.14393.7159, 2022 10.0.20348.2582

CPE2.3

• cpe:2.3:a:microsoft:microsoft_internet_explorer:11:*:*:*:*:*:*:*
• cpe:2.3:a:microsoft:microsoft_internet_explorer:11.0.17763.3770:*:*:*:*:*:*:*
• cpe:2.3:a:microsoft:microsoft_internet_explorer:11.0.17763.4377:*:*:*:*:*:*:*
• 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-2024-38112

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.