What’s Vulnerable › Vulnerabilities

CVE-2022-46306: ChangingTec ServiSign - Path Traversal

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-01-03 · updated 2026-06-17
• Weakness: CWE-22

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.

Affected products

• CHANGING ServiSign Windows versions: all versions

References

• https://www.twcert.org.tw/tw/cp-132-6802-4341b-1.html
• https://www.twcert.org.tw/tw/cp-132-6802-4341b-1.html

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