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Fencer Intel
medium 6.5

CVE-2016-3521 json

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…

published 2016-07-21 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-4547

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.4%
EPSS 10.4% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

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 remote authenticated users to affect availability via vectors related to Server: Types.

Patch / fix

  • mariadb mariadb 5.5.50, 10.0.26, 10.1.15
  • mysql-5.5 Ubuntu 14.04 LTS 5.5.50-0ubuntu0.14.04.1
  • mysql-5.6 Ubuntu 14.04 LTS 5.6.31-0ubuntu0.14.04.2
  • mysql-5.7 Ubuntu 16.04 LTS 5.7.13-0ubuntu0.16.04.2
  • mariadb-5.5 Ubuntu 14.04 LTS 5.5.52-1ubuntu0.14.04.1
  • mariadb-10.0 Ubuntu 16.04 LTS 10.0.27-0ubuntu0.16.04.1
  • percona-xtradb-cluster-5.6 Ubuntu 16.04 LTS 5.6.34-26.19-0ubuntu0.16.04.1

ubuntu advisories UBUNTU-CVE-2016-3521

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • rh-mysql56-mysql RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el6
  • rh-mysql56-mysql RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el7
  • rh-mysql56-mysql-test RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el6
  • rh-mysql56-mysql-test RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el7
  • rh-mysql56-mysql-bench RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el6
  • rh-mysql56-mysql-bench RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el7
  • rh-mysql56-mysql-common RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el6
  • rh-mysql56-mysql-common RHEL 2 SOFTWARE_COLLECTIONS 5.6.32-1.el7

red hat advisories RHSA-2016:1601RHSA-2016:1602RHSA-2016:1480RHSA-2016:1637RHSA-2016:1604RHSA-2016:1603

  • mariadb104 SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 10.4.30-8.5.46
  • lz4 SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.8.0-3.5.2
  • python-mysqlclient SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.3.14-8.9.2
  • mariadb-connector-c SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 3.1.22-2.35.1
  • mysql SLES for SAP 11 SP4, SLES 11 SP4, SLES 11 SP3-TERADATA +6 more 5.5.52-0.27.1
  • mariadb SLES for SAP 12 SP1, SLES 12 SP1, SLED 12 SP1 +2 more 10.0.26-9.2
  • mariadb104 SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLE High Performance Computing 15 SP1-LTSS 10.4.30-150100.3.5.10
  • python-mysqlclient SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLE High Performance Computing 15 SP1-LTSS 1.4.6-150100.3.3.7

suse advisories SUSE-RU-2023:4991-1SUSE-RU-2023:3956-1SUSE-SU-2016:2343-1SUSE-SU-2016:2248-1SUSE-SU-2016:2218-1

  • mariadb Alpine 3.2 5.5.51-r0
  • mariadb Alpine 3.3 10.1.17-r0

alpine advisories ALPINE-CVE-2016-3521

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-3521 updated cvss 6.5

mysql: unspecified vulnerability in subcomponent: Server: Types (CPU July 2016)

  • Red Hat Enterprise Linux 5 mysql55-mysql
    affected: no fix available
  • Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) mariadb-galera Red Hat Enterprise Linux OpenStack Platform 6 (Juno) mariadb-galera Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) mariadb-galera, mariadb-galera-common, mariadb-galera-server Red Hat OpenStack Platform 8 (Liberty) mariadb-galera, mariadb-galera-common, mariadb-galera-server
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 6 mysql, mysql-libs, mysql-test, mysql-bench, mysql-server, mysql-embedded
    under investigation
  • Red Hat Enterprise Linux Client (v. 7) mariadb 5.5.50-1.el7_2, mariadb-libs 5.5.50-1.el7_2, mariadb-server 5.5.50-1.el7_2 Red Hat Enterprise Linux Client Optional (v. 7) mariadb-test 5.5.50-1.el7_2, mariadb-bench 5.5.50-1.el7_2, mariadb-embedded 5.5.50-1.el7_2 Red Hat Enterprise Linux ComputeNode (v. 7) mariadb 5.5.50-1.el7_2, mariadb-libs 5.5.50-1.el7_2 Red Hat Enterprise Linux ComputeNode Optional (v. 7) mariadb-test 5.5.50-1.el7_2, mariadb-bench 5.5.50-1.el7_2, mariadb-server 5.5.50-1.el7_2, mariadb-embedded 5.5.50-1.el7_2 Red Hat Enterprise Linux Server (v. 7) mariadb 5.5.50-1.el7_2, mariadb-libs 5.5.50-1.el7_2, mariadb-test 5.5.50-1.el7_2, mariadb-bench 5.5.50-1.el7_2, mariadb-server 5.5.50-1.el7_2 Red Hat Enterprise Linux Server Optional (v. 7) mariadb-embedded 5.5.50-1.el7_2
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) mariadb 5.5.50-1.el7_2, mariadb-libs 5.5.50-1.el7_2, mariadb-test 5.5.50-1.el7_2, mariadb-bench 5.5.50-1.el7_2, mariadb-server 5.5.50-1.el7_2 Red Hat Enterprise Linux Workstation Optional (v. 7) mariadb-embedded 5.5.50-1.el7_2
    fixed: vendor fix RHSA-2016:1602
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) mysql55-mysql 5.5.50-1.el6, rh-mysql56-mysql 5.6.32-1.el6, mariadb55-mariadb 5.5.50-1.el6, mysql55-mysql-libs 5.5.50-1.el6, mysql55-mysql-test 5.5.50-1.el6, mysql55-mysql-bench 5.5.50-1.el6, +28 more Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) mysql55-mysql 5.5.50-1.el7, rh-mysql56-mysql 5.6.32-1.el7, mariadb55-mariadb 5.5.50-1.el7, mysql55-mysql-libs 5.5.50-1.el7, mysql55-mysql-test 5.5.50-1.el7, mysql55-mysql-bench 5.5.50-1.el7, +28 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6) mysql55-mysql 5.5.50-1.el6, rh-mysql56-mysql 5.6.32-1.el6, mariadb55-mariadb 5.5.50-1.el6, mysql55-mysql-libs 5.5.50-1.el6, mysql55-mysql-test 5.5.50-1.el6, mysql55-mysql-bench 5.5.50-1.el6, +28 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) mysql55-mysql 5.5.50-1.el6, rh-mysql56-mysql 5.6.32-1.el6, mariadb55-mariadb 5.5.50-1.el6, mysql55-mysql-libs 5.5.50-1.el6, mysql55-mysql-test 5.5.50-1.el6, mysql55-mysql-bench 5.5.50-1.el6, +28 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.1) mysql55-mysql 5.5.50-1.el7, rh-mysql56-mysql 5.6.32-1.el7, mariadb55-mariadb 5.5.50-1.el7, mysql55-mysql-libs 5.5.50-1.el7, mysql55-mysql-test 5.5.50-1.el7, mysql55-mysql-bench 5.5.50-1.el7, +28 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2) mysql55-mysql 5.5.50-1.el7, rh-mysql56-mysql 5.6.32-1.el7, mariadb55-mariadb 5.5.50-1.el7, mysql55-mysql-libs 5.5.50-1.el7, mysql55-mysql-test 5.5.50-1.el7, mysql55-mysql-bench 5.5.50-1.el7, +28 more
    +2 more products
    Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) mysql55-mysql 5.5.50-1.el6, rh-mysql56-mysql 5.6.32-1.el6, mariadb55-mariadb 5.5.50-1.el6, mysql55-mysql-libs 5.5.50-1.el6, mysql55-mysql-test 5.5.50-1.el6, mysql55-mysql-bench 5.5.50-1.el6, +28 more Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) mysql55-mysql 5.5.50-1.el7, rh-mysql56-mysql 5.6.32-1.el7, mariadb55-mariadb 5.5.50-1.el7, mysql55-mysql-libs 5.5.50-1.el7, mysql55-mysql-test 5.5.50-1.el7, mysql55-mysql-bench 5.5.50-1.el7, +28 more
    fixed: vendor fix RHSA-2016:1603

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

10.44% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 6.8 AV:N/AC:L/Au:S/C:N/I:N/A:C

Classification

Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.