CVE-2022-46306 — HIGH (8.8)

Vulnerability Description

ChangingTec ServiSign component has a path traversal vulnerability due to insufficient filtering for special characters in the DLL file path. An unauthenticated remote attacker can host a malicious website for the component user to access, which triggers the component to load malicious DLL files under arbitrary file path and allows the attacker to perform arbitrary system operation and disrupt of service.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Changingtec	Servisign	-

Related Weaknesses (CWE)

CWE-22

References

https://www.twcert.org.tw/tw/cp-132-6802-4341b-1.htmlThird Party AdvisoryVDB Entry
https://www.twcert.org.tw/tw/cp-132-6802-4341b-1.htmlThird Party AdvisoryVDB Entry

FAQ

What is CVE-2022-46306?

CVE-2022-46306 is a vulnerability with a CVSS score of 8.8 (HIGH). ChangingTec ServiSign component has a path traversal vulnerability due to insufficient filtering for special characters in the DLL file path. An unauthenticated remote attacker can host a malicious we...

How severe is CVE-2022-46306?

CVE-2022-46306 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-46306?

Check the references section above for vendor advisories and patch information. Affected products include: Changingtec Servisign.