National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-1999-1100 Detail


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.

Source:  MITRE      Last Modified:  12/31/1999

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.5 HIGH
(AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source CIAC I-056 Patch; Vendor Advisory External Source CISCO 19980616 PIX Private Link Key Processing and Cryptography Issues External Source XF cisco-pix-parse-error(1579)

Technical Details

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Change History 3 change records found - show changes