CVE-2016-7440

5.5 MEDIUM

Published: December 13, 2016 Modified: May 06, 2026

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.debian.org/security/2016/dsa-3706

Source: cve@mitre.org

Third Party Advisory

http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html

Source: cve@mitre.org

Patch Third Party Advisory

http://www.securityfocus.com/bid/93659

Source: cve@mitre.org

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1037050

Source: cve@mitre.org

Broken Link Third Party Advisory VDB Entry

https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/

Source: cve@mitre.org

Third Party Advisory

https://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.html

Source: cve@mitre.org

Vendor Advisory

http://www.debian.org/security/2016/dsa-3706