What’s Vulnerable › Vulnerabilities

CVE-2022-4956: Caphyon Advanced Installer WinSxS DLL uncontrolled search path

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-09-30 · updated 2026-06-17
• Weakness: CWE-427

Description

A vulnerability classified as critical has been found in Caphyon Advanced Installer 19.7. This affects an unknown part of the component WinSxS DLL Handler. The manipulation leads to uncontrolled search path. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. Upgrading to version 19.7.1 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-240903.

Affected products

• Caphyon Advanced Installer: 19.7

References

• https://heegong.github.io/posts/Advaned-Installer-Local-Privilege-Escalation-Vulnerability/
• https://vuldb.com/?ctiid.240903
• https://vuldb.com/?id.240903
• https://www.advancedinstaller.com/release-19.7.1.html#bugfixes
• https://heegong.github.io/posts/Advaned-Installer-Local-Privilege-Escalation-Vulnerability/
• https://vuldb.com/?ctiid.240903
• https://vuldb.com/?id.240903
• https://www.advancedinstaller.com/release-19.7.1.html#bugfixes

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