Vulnerability CVE-2016-6670


Published: 2016-09-07

Description:
Huawei S7700, S9300, S9700, and S12700 devices with software before V200R008C00SPC500 use random numbers with insufficient entropy to generate self-signed certificates, which makes it easier for remote attackers to discover private keys by leveraging knowledge of a certificate.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Huawei firmware -> S12700 
Huawei -> S7700 firmware 
Huawei -> S9300 firmware 
Huawei -> S9700 firmware 

 References:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160810-01-certificate-en
http://www.securityfocus.com/bid/92438

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