Input validation error in MariaDB - CVE-2016-3477

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Main Vulnerability Database Vulnerabilities #VU33803

Input validation error in MariaDB - CVE-2016-3477

Published: July 21, 2016 / Updated: August 4, 2020


Vulnerability identifier: #VU33803
CSH Severity: High
CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-3477
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in Oracle MySQL 5.5.49 and earlier, 5.6.30 and earlier, and 5.7.12 and earlier and MariaDB before 5.5.50, 10.0.x before 10.0.26, and 10.1.x before 10.1.15 allows local users to affect confidentiality, integrity, and availability via vectors related to Server: Parser. Scores reflect additional information provided in http://www.oracle.com/ocom/groups/public/@otn/documents/webcontent/3089849.xml: "Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. While the vulnerability is in MySQL Server, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of MySQL Server."


Affected software

MariaDB
mariadb (Alpine package)
mariadb55-mariadb (Red Hat package)
rh-mariadb100-mariadb (Red Hat package)
rh-mariadb101-mariadb (Red Hat package)
SUSE Linux

How to mitigate CVE-2016-3477

Install update from vendor's website.

MariaDB - addressed in versions 5.5.50, 10.0.26
mariadb (Alpine package) - update to 5.5.51-r0
mariadb55-mariadb (Red Hat package) - addressed in versions 5.5.50-1.el6, 5.5.50-1.el7
rh-mariadb100-mariadb (Red Hat package) - addressed in versions 10.0.26-2.el6, 10.0.26-2.el7
rh-mariadb101-mariadb (Red Hat package) - addressed in versions 10.1.16-1.el6, 10.1.16-1.el7

External References

Related Security Bulletins