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Advisories

Longjing Technology BEMS API <= 1.21 Remote Arbitrary File Download

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severity
high
date
Affecting

  • Battery Energy Management System (BEMS) API <= 1.21

  • An affected version range remains undefined

CWE
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
  • CWE-552 Files or Directories Accessible to External Parties
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Credit
Gjoko Krstic of Zero Science Lab
Description
Longjing Technology BEMS API versions up to and including 1.21 contains an unauthenticated arbitrary file download vulnerability in the 'downloads' endpoint. The 'fileName' parameter is not properly sanitized, allowing attackers to craft traversal sequences and access sensitive files outside the intended directory.

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