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Vulnerability Score 7.5 7.5
CVE Id CVE-1999-1100
Last Modified 05 Sep 2008 04:18:43
Published 31 Dec 1999 12:00:00
Confidentiality Impact PARTIAL PARTIAL
Integrity Impact PARTIAL PARTIAL
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



Cisco PIX Private Link 4.1.6 and earlier does not properly process certain commands in the configuration file, which reduces the effective key length of the DES key to 48 bits instead of 56 bits, which makes it easier for an attacker to find the proper key via a brute force attack.

Vulnerable Systems


  • Cisco Pix Private Link 4.1%286%29


XF - cisco-pix-parse-error(1579)

CISCO - 19980616 PIX Private Link Key Processing and Cryptography Issues

CIAC - I-056

Last Updated: 27 May 2016 10:35:16