Rasterbar Software libtorrent path element directory traverasl

libtorrent-path-element-dir-traversal (51008) The risk level is classified as MediumMedium Risk


Rasterbar Software libtorrent could allow a remote attacker to traverse directories on the system, caused by improper validation of path elements extracted in Multiple File Mode. By persuading a victim to open a specially-crafted .torrent file containing directory traversal sequences, an attacker could exploit this vulnerability to traverse directories and create or overwrite arbitrary files on the system.


Base Score: 4.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
Temporal Score: 3.2
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed


Gain Access


Upgrade to the latest version of Rasterbar Software libtorrent (0.14.4 or later), available from SourceForge.net: Files. See References.

For Deluge: Upgrade to the latest version of Deluge (1.1.9 or later), available from the Deluge Web site. See References.


  • census-2009-0002: c e n s u s : Rasterbar libtorrent arbitrary file overwrite vulnerability.
  • Deluge Web site: ReleaseNotes/1.1.9 Deluge.
  • SourceForge.net: Files: libtorrent, File Release Notes and Changelog, Release Name: libtorrent-0.14.4.
  • BID-35262: Rasterbar Software libtorrent Arbitrary File Overwrite Vulnerability
  • CVE-2009-1760: Directory traversal vulnerability in src/torrent_info.cpp in Rasterbar libtorrent before 0.14.4, as used in firetorrent, qBittorrent, deluge Torrent, and other applications, allows remote attackers to create or overwrite arbitrary files via a .. (dot dot) and partial relative pathname in a Multiple File Mode list element in a .torrent file.
  • DSA-1815: libtorrent-rasterbar -- programming error
  • OSVDB ID: 55070: Rasterbar libtorrent src/torrent_info.cpp Multiple File Mode List Element Traversal Arbitrary File Overwrite
  • SA35277: Rasterbar Software libtorrent Directory Traversal Vulnerability
  • SA35616: Deluge libtorrent Directory Traversal Vulnerability

Platforms Affected:

  • Debian Debian Linux 5.0
  • Deluge Deluge 1.1.0
  • Deluge Deluge 1.1.1
  • Deluge Deluge 1.1.2
  • Deluge Deluge 1.1.3
  • Deluge Deluge 1.1.4
  • Deluge Deluge 1.1.5
  • Deluge Deluge 1.1.6
  • Deluge Deluge 1.1.7
  • Deluge Deluge 1.1.8
  • Rasterbar Software libtorrent 0.12
  • Rasterbar Software libtorrent 0.12.1
  • Rasterbar Software libtorrent 0.14.3


Jun 08, 2009

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