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UNIX Symbolic Link (Symlink) Following

CVE-2021-32509

Medium
6.5/10

Summary

Absolute Path Traversal vulnerability in FileviewDoc in QSAN Storage Manager allows remote authenticated attackers access arbitrary files by injecting the Symbolic Link following the Url path parameter. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.

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

CWE-61 - UNIX Symbolic Link (Symlink) Following

The software, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the software to operate on unauthorized files.

References

Advisory Timeline

  • Published