Cryptographic issues in mysql and MariaDB - CVE-2016-7440

 

Cryptographic issues in mysql and MariaDB - CVE-2016-7440

Published: December 13, 2016 / Updated: August 4, 2020


Vulnerability identifier: #VU33601
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-7440
CWE-ID: CWE-310
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local authenticated user to gain access to sensitive information.

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.


Affected software

mysql
MariaDB
mariadb (Alpine package)
SUSE Linux

How to mitigate CVE-2016-7440

Install update from vendor's website.

mariadb (Alpine package) - update to 10.1.19-r0

External References

Related Security Bulletins