CVE-2016-7440
MEDIUM severity · CVSS 5.5
5.5CVSS MEDIUM
Summary
The C software implementation of AES Encryption and Decryption in wolfSSL (formerly CyaSSL) before 3.9.10 makes it easier for local users to discover AES keys by leveraging cache-bank timing differences.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html ↗
Additional information
- NVD record
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.htmlPatch
- https://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.htmlAdvisory
- http://www.debian.org/security/2016/dsa-3706Advisory
- http://www.securityfocus.com/bid/93659Advisory
- http://www.securitytracker.com/id/1037050Advisory
- https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/Advisory