#VU95983 Improper Encoding or Escaping of Output in App Installer - CVE-2024-38177

Vulnerability identifier: #VU95983

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-38177

CWE-ID: CWE-116

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
App Installer
Other software / Other software solutions

Vendor: Microsoft

Description

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

The vulnerability exists due to improper encoding or escaping of output in Windows App Installer. A remote attacker can trick a victim to call Windows App Installer with a specially crafted winget file and perform a spoofing attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

App Installer: All versions

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External links
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38177

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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?

No. We are not aware of malware exploiting this vulnerability.