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CVE-2022-39059— ChangingTec MegaServiSignAdapter - Path Traversal

Quick assessment

Affected
ChangingTec MegaServiSignAdapter
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。 ChangingTech MegaServiSignAdapter存在路径遍历漏洞，该漏洞源于其file reading功能允许未经身份验证的远程攻击者可以利用路径遍历访问任意系统文件。

CVSS 7.5 · High EPSS 1.00% · P60
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I. Basic Information for CVE-2022-39059

Vulnerability Information
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Vulnerability Title
ChangingTec MegaServiSignAdapter - Path Traversal
Source: CVE Program / CVE List V5
Vulnerability Description
ChangingTech MegaServiSignAdapter component has a path traversal vulnerability within its file reading function. An unauthenticated remote attacker can exploit this vulnerability to access arbitrary system files.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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
Changingtec 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。 ChangingTech MegaServiSignAdapter存在路径遍历漏洞，该漏洞源于其file reading功能允许未经身份验证的远程攻击者可以利用路径遍历访问任意系统文件。
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 MegaServiSignAdapter 1.0.17.0823 -

II. Public POCs for CVE-2022-39059

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III. Intelligence Information for CVE-2022-39059

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Other References for CVE-2022-39059 (1)

Same Patch Batch · ChangingTec · 2023-01-31 · 3 CVEs total

CVE-2022-39060 9.8 CRITICAL ChangingTec MegaServiSignAdapter - Improper Input Validation
CVE-2022-39061 6.5 MEDIUM ChangingTec MegaServiSignAdapter - Out-of-bounds Read

IV. Related Vulnerabilities

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

V. Comments for CVE-2022-39059

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