Vulnerability Monitor

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CVE-2022-4956

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.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.8, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 1 product from caphyon organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2023, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2023-09-30T17:15:39.323

Last Modified

2024-11-21T07:36:19.420

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:S/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.1

Impact Score

10.0

Weaknesses

Type: Secondary
CWE-427

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	caphyon	advanced_installer	19.7	Yes

References

https://heegong.github.io/posts/Advaned-Installer-Local-Privilege-Escalation-Vulnerability/ Exploit, Third Party Advisory ([email protected])
https://vuldb.com/?ctiid.240903 Permissions Required ([email protected])
https://vuldb.com/?id.240903 Third Party Advisory ([email protected])
https://www.advancedinstaller.com/release-19.7.1.html#bugfixes Release Notes ([email protected])
https://heegong.github.io/posts/Advaned-Installer-Local-Privilege-Escalation-Vulnerability/ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://vuldb.com/?ctiid.240903 Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
https://vuldb.com/?id.240903 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.advancedinstaller.com/release-19.7.1.html#bugfixes Release Notes (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For caphyon's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.