Cisco LEAP dictionary password guessing

cisco-leap-dictionary (12804) The risk level is classified as LowLow Risk

Description:

Cisco LEAP (Light Extensible Authentication Protocol) could allow an attacker to obtain sensitive information. A remote attacker could possibly use a dictionary attack to recover passwords, and then gain access to protected systems. A dictionary attack is a method of attempting to compromise a system by logging in using words from a dictionary as the password.


Consequences:

Bypass Security

Remedy:

No remedy available as of April 1, 2014.

References:

  • Cisco Security Notice 2003 August 03 1600 UTC (GMT): Dictionary Attack on Cisco LEAP.
  • BID-8755: Cisco LEAP Password Disclosure Weakness
  • CVE-2003-1096: The Cisco LEAP challenge/response authentication mechanism uses passwords in a way that is susceptible to dictionary attacks, which makes it easier for remote attackers to gain privileges via brute force password guessing attacks.
  • OSVDB ID: 15209: Cisco LEAP Challenge/Response Authentication Weakness
  • US-CERT VU#473108: Cisco Lightweight Extensible Authentication Protocol (LEAP) uses passwords that are vulnerable to dictionary attacks

Platforms Affected:

  • Cisco LEAP

Reported:

Aug 02, 2003

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