CFS (Cryptographic File System) has multiple buffer overflows

cfs-bo (8330) The risk level is classified as HighHigh Risk


Cryptographic File System (CFS) is vulnerable to several buffer overflows. A remote attacker could overflow a buffer to crash the system or gain root privileges on the system.


Denial of Service


Debian GNU/Linux 2.2 (potato):
Upgrade to the latest version of CFS (1.3.3-8.1 or later), as listed in DSA-116-1. See References.

For other distributions:
Contact your vendor for upgrade or patch information.


  • BID-4219: CFS Multiple Buffer Overflow Vulnerabilities
  • CVE-2002-0351: Buffer overflows in CFS daemon (cfsd) before 1.3.3-8.1, and 1.4x before 1.4.1-5, allow remote attackers to cause a denial of service and possibly execute arbitrary code.
  • DSA-116: cfs -- buffer overflow
  • OSVDB ID: 14405: Cryptographic File System (CFS) cfsd Multiple Unspecified Remote Overflows

Platforms Affected:

  • Debian Debian Linux 2.2
  • Tobias Oetiker CFS prior to 1.3.3


Mar 02, 2002

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