High severity · published Apr 14, 2017
CVE-2016-6489
The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack
7.5
CVSS
5%
EPSS
No
On KEV
Description
The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.0% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Hpc Node · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
NE
Nettle · Nettle Project
before 3.3 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 16.04; 16.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-6489
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-6489
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2582.html
Mailing List
http://www.openwall.com/lists/oss-security/2016/07/29/7
Third Party Advisory
http://www.ubuntu.com/usn/USN-3193-1
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1362016
Technical Description
https://eprint.iacr.org/2016/596.pdf
Patch
https://git.lysator.liu.se/nettle/nettle/commit/3fe1d6549765ecfb24f0b80b2ed086fdc818bff3
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