Vulnerability CVE-2006-1115
Published: 2006-03-09   Modified: 2012-02-12

Description:
nCipher HSM before 2.22.6, when generating a Diffie-Hellman public/private key pair without any specified DiscreteLogGroup parameters, chooses random parameters that could allow an attacker to crack the private key in significantly less time than a brute force attack.

Type:

CWE-Other

CVSS2 => (AV:N/AC:H/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.6/10
2.9/10
4.9/10
Exploit range
Attack complexity
Authentication
Remote
High
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Ncipher -> CHIL 
Ncipher -> Mscapi csp 
Ncipher -> Ncipher software cd 

 References:
http://securitytracker.com/id?1015719
http://www.ncipher.com/resources/95/sa12_insecure_generation_of_diffiehellman_keys
http://www.securityfocus.com/archive/1/427146/100/0/threaded
http://www.securityfocus.com/bid/17006
http://www.vupen.com/english/advisories/2006/0862
https://exchange.xforce.ibmcloud.com/vulnerabilities/25060
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