Vulnerability CVE-2016-6489
Published: 2017-04-14

Description:
The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack.

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
Redhat -> Enterprise linux hpc node 
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux workstation 
Redhat -> Enterprise linux desktop 
Nettle project -> Nettle 
Canonical -> Ubuntu linux 

 References:
http://rhn.redhat.com/errata/RHSA-2016-2582.html
http://www.openwall.com/lists/oss-security/2016/07/29/7
http://www.ubuntu.com/usn/USN-3193-1
https://bugzilla.redhat.com/show_bug.cgi?id=1362016
https://eprint.iacr.org/2016/596.pdf
https://git.lysator.liu.se/nettle/nettle/commit/3fe1d6549765ecfb24f0b80b2ed086fdc818bff3
https://security.gentoo.org/glsa/201706-21
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