What is CVE-2016-3477?

CVE-2016-3477 is a high-severity vulnerability in IBM Powerkvm. CVSS score: 8.1/10. Published 2016-07-21.

How severe is CVE-2016-3477?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in IBM Powerkvm

CVE-2016-3477

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.

Published 2016-07-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (38.9th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

IBM Powerkvm — versions 2.1, 3.1
Mariadb
Oracle Linux — versions 7
Oracle MySQL
Canonical Ubuntu Linux — versions 12.04, 14.04, 15.10
Debian Linux — versions 8.0

References

www.ubuntu.com/usn/USN-3040-1 (vendor-advisory, Third Party Advisory)
rhn.redhat.com/errata/RHSA-2016-1603.html (vendor-advisory, Third Party Advisory)
www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html (Vendor Advisory)
www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html (Patch, Vendor Advisory)
www.debian.org/security/2016/dsa-3632 (vendor-advisory, Third Party Advisory)
mariadb.com/kb/en/mariadb/mariadb-10026-release-notes/ (Vendor Advisory)
rhn.redhat.com/errata/RHSA-2016-1480.html (vendor-advisory, Third Party Advisory)
mariadb.com/kb/en/mariadb/mariadb-10115-release-notes/ (Vendor Advisory)
rhn.redhat.com/errata/RHSA-2016-1601.html (vendor-advisory, Third Party Advisory)
www.securityfocus.com/bid/91902 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2016-3477?: CVE-2016-3477 is a high-severity vulnerability in IBM Powerkvm. CVSS score: 8.1/10. Published 2016-07-21.
How severe is CVE-2016-3477?: High severity. CVSS v3 base score is 8.1 out of 10.