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CVE-2022-46306— ChangingTec ServiSign - Path Traversal

Quick assessment

Affected
ChangingTec ServiSign
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Changingtec ServiSign是中国台湾全景软件（Changingtec）公司的一个系统。该系统提供了数字签名和验证的跨平台解决方案。 ServiSign存在安全漏洞，该漏洞源于对DLL文件路径中的特殊字符过滤不足。

CVSS 8.8 · High EPSS 0.92% · P58
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I. Basic Information for CVE-2022-46306

Vulnerability Information
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Vulnerability Title
ChangingTec ServiSign - Path Traversal
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
ServiSign 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Changingtec ServiSign是中国台湾全景软件（Changingtec）公司的一个系统。该系统提供了数字签名和验证的跨平台解决方案。 ServiSign存在安全漏洞，该漏洞源于对DLL文件路径中的特殊字符过滤不足。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ChangingTec ServiSign 0 -

II. Public POCs for CVE-2022-46306

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III. Intelligence Information for CVE-2022-46306

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Same Patch Batch · ChangingTec · 2023-01-03 · 3 CVEs total

CVE-2022-46304 8.8 HIGH ChangingTec ServiSign - Command Injection
CVE-2022-46305 6.5 MEDIUM ChangingTec ServiSign - Path Traversal

IV. Related Vulnerabilities

Same product: ServiSign
Same vendor: ChangingTec
Same weakness: CWE-22

V. Comments for CVE-2022-46306

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