xbreaky $HOME/.breakyhighscores symlink attack

xbreaky-breakyhighscores-symlink (10078) The risk level is classified as MediumMedium Risk


xbreaky could allow a local attacker to launch a symlink attack. A local attacker could create a symbolic link from the $HOME/.breakyhighscores file to any file on the system, which would be overwritten with root privileges once xbreaky updates the new high scores to the .breakyhighscores file.


File Manipulation


No remedy available as of November 20, 2010.


  • Full-Disclosure Mailing List, Tue Sep 10 2002 - 13:24:36 CDT: xbreaky 0.0.4 symlink vulnerability.
  • xbreaky Web site: Breaky Homepage. (On the front page for xbreaky, from the changelog dated September 12, 2002: "Marco van Berkum [the discloser] discovered a bug in xbreaky" and includes a short description of the problem.)
  • BID-5700: Xbreaky File Corruption Vulnerability
  • CVE-2002-1502: Symbolic link vulnerability in xbreaky before 0.5.5 allows local users to overwrite arbitrary files via a symlink from the user's .breakyhighscores file to the target file.
  • OSVDB ID: 14480: xbreaky Symlink Arbitrary File Overwrite

Platforms Affected:

  • Dave Brul xbreaky 0.0.4
  • OpenBSD OpenBSD


Sep 10, 2002

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