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Path Traversal: '...' (Triple Dot)

CVE-2024-6049

High
7.5/10

Summary

The web server of Lawo AG vsm LTC Time Sync (vTimeSync) is affected by a "..." (triple dot) path traversal vulnerability. By sending a specially crafted HTTP request, an unauthenticated remote attacker could download arbitrary files from the operating system. As a limitation, the exploitation is only possible if the requested file has some file extension, e. g. .exe or .txt.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-32 - Path Traversal: '...' (Triple Dot)

The software uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize '...' (triple dot) sequences that can resolve to a location that is outside of that directory.

References

Advisory Timeline

  • Published