CVE-2014-0076
LOW severity · CVSS 1.9 · CWE-310
1.9CVSS LOW
Summary
The Montgomery ladder implementation in OpenSSL through 1.0.0l does not ensure that certain swap operations have a constant-time behavior, which makes it easier for local users to obtain ECDSA nonces via a FLUSH+RELOAD cache side-channel attack.
Impact & exploitability
Attack vectorLocal
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)0%
AV:L/AC:M/Au:N/C:P/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://advisories.mageia.org/MGASA-2014-0165.html
- http://eprint.iacr.org/2014/140
- http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=2198be3483259de374f91e57d247d0fc667aef29
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10629
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00011.html
- http://lists.opensuse.org/opensuse-updates/2014-04/msg00007.html
- http://marc.info/?l=bugtraq&m=140266410314613&w=2
- http://marc.info/?l=bugtraq&m=140317760000786&w=2