CVE-2022-46304 | BDVDB-2026-192160 Detail

ChangingTecServiSign

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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

References#

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

Exploit#

No public exploit known

History#

Version 12023-01-03Record published in the CVE List.
Version 22025-04-10Most recent update recorded in the CVE List.

Published

Published: 2023-01-03
Last modified: 2025-04-10

Vendor information

Vendor: ChangingTec
Product: ServiSign

All ChangingTec vulnerabilities

Score

8.8 High

EPSS

1.5%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 75.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Command Injection

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.8 High

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).