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CVE-2022-4956

Caphyon Advanced Installer WinSxS DLL uncontrolled search path

HIGH
7.8
CVSS Score
Published: September 30, 2023 at 05:00 PM UTC
Updated: June 17, 2026 at 05:22 AM UTC
1 product affected across 1 vendorAdvanced Installer

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Severity
HIGH7.8
Exploit prediction
EPSS 0.4%
SSVC
PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

ExploitThird Party Advisory
Source: [email protected]
https://heegong.github.io/posts/Advaned-Installer-Local-Privilege-Escalation-Vulnerability/
SignaturePermissions Required
Source: [email protected]
https://vuldb.com/?ctiid.240903
VDB EntryThird Party Advisory
Source: [email protected]
https://vuldb.com/?id.240903
PatchRelease Notes
Source: [email protected]
https://www.advancedinstaller.com/release-19.7.1.html#bugfixes

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-427

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