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CVE-2020-36970— PMB 5.6 - 'chemin' Local File Disclosure

Quick assessment

Affected
PMB Services PMB Services
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.

SIGB PMB是SIGB公司的一个开源集成图书馆管理系统。 SIGB PMB 5.6版本存在路径遍历漏洞，该漏洞源于getgif.php中对chemin参数的操作不当，可能导致本地文件泄露。

CVSS 8.4 · High EPSS 0.27% · P19

Affected Version Matrix 1

VendorProduct Version RangeStatus
PMB Services PMB Services 5.6 affected
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I. Basic Information for CVE-2020-36970

Vulnerability Information
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Vulnerability Title
PMB 5.6 - 'chemin' Local File Disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
PMB 5.6 contains a local file disclosure vulnerability in getgif.php that allows attackers to read arbitrary system files by manipulating the 'chemin' parameter. Attackers can exploit the unsanitized file path input to access sensitive files like /etc/passwd by sending crafted requests to the getgif.php endpoint.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/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
SIGB PMB 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SIGB PMB是SIGB公司的一个开源集成图书馆管理系统。 SIGB PMB 5.6版本存在路径遍历漏洞，该漏洞源于getgif.php中对chemin参数的操作不当，可能导致本地文件泄露。
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
PMB Services PMB Services 5.6 -

II. Public POCs for CVE-2020-36970

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III. Intelligence Information for CVE-2020-36970

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IV. Related Vulnerabilities

Same vendor: PMB Services
Same weakness: CWE-22

V. Comments for CVE-2020-36970

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