What’s Vulnerable › Vulnerabilities

CVE-2022-46304: ChangingTec ServiSign - Command Injection

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% 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-78

Description

ChangingTec ServiSign component has insufficient filtering for special characters in the connection response parameter. An unauthenticated remote attacker can host a malicious website for the component user to access, which triggers command injection and allows the attacker to execute arbitrary system command to perform arbitrary system operation or disrupt service.

Affected products

• CHANGING ServiSign Windows versions: all versions

References

• https://www.twcert.org.tw/tw/cp-132-6800-b5cf6-1.html
• https://www.twcert.org.tw/tw/cp-132-6800-b5cf6-1.html

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