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Category:   Device (Encryption/VPN)  >   nCipher Hardware Security Module Vendors:   nCipher
nCipher Hardware Security Module May Let Local Users Determine Diffie-Hellman Keys
SecurityTracker Alert ID:  1015719
SecurityTracker URL:  http://securitytracker.com/id/1015719
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Updated:  Mar 7 2006
Original Entry Date:  Mar 3 2006
Impact:   Disclosure of authentication information
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in nCipher's Hardware Security Module. A local user may be able to determine Diffie-Hellman keys in certain situations.

In some situations, the Hardware Security Module may generate Diffie-Hellman keys that are less secure than intended. A local user can conduct and expensive but possible attack to recover the private key.

Impact:   A local user may be able to determine Diffie-Hellman keys.
Solution:   The vendor has issued a fix. After upgrading, affected keys should be replaced.

The vendor's advisory is available at:

http://www.ncipher.com/support/advisories/keysigs/advis12.txt.asc

Vendor URL:  www.ncipher.com/support/advisories/keysigs/advis12.txt.asc (Links to External Site)
Cause:   Access control error, State error

Message History:   None.


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