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Fencer Vulns
medium 4.4

CVE-2017-3243 json

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Charsets).

published 2017-01-27 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-12364

cvss
4.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.3%
EPSS 4.3% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Charsets). Supported versions that are affected are 5.5.53 and earlier. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS v3.0 Base Score 4.4 (Availability impacts).

Patch / fix

  • mariadb mariadb 5.5.54, 10.0.29, 10.1.21
  • mysql-5.5 Ubuntu 14.04 LTS 5.5.54-0ubuntu0.14.04.1
  • mariadb-5.5 Ubuntu 14.04 LTS 5.5.54-1ubuntu0.14.04.1
  • mariadb-10.0 Ubuntu 16.04 LTS 10.0.29-0ubuntu0.16.04.1

ubuntu advisories UBUNTU-CVE-2017-3243

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-mariadb101-galera RHEL 3 SOFTWARE_COLLECTIONS 25.3.12-12.el6
  • rh-mariadb101-galera RHEL 3 SOFTWARE_COLLECTIONS 25.3.12-12.el7
  • rh-mariadb101-mariadb RHEL 3 SOFTWARE_COLLECTIONS 1:10.1.29-3.el6
  • rh-mariadb101-mariadb RHEL 3 SOFTWARE_COLLECTIONS 1:10.1.29-3.el7
  • rh-mariadb101-mariadb-test RHEL 3 SOFTWARE_COLLECTIONS 1:10.1.29-3.el6
  • rh-mariadb101-mariadb-test RHEL 3 SOFTWARE_COLLECTIONS 1:10.1.29-3.el7
  • rh-mariadb101-mariadb-bench RHEL 3 SOFTWARE_COLLECTIONS 1:10.1.29-3.el6
  • rh-mariadb101-mariadb-bench RHEL 3 SOFTWARE_COLLECTIONS 1:10.1.29-3.el7

red hat advisories RHSA-2018:0574RHSA-2018:0279RHSA-2017:2192

  • 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
  • mariadb SLES for SAP 12 SP2, SLES for SAP 12 SP1, SLES for Raspberry Pi 12 SP2 +8 more 10.0.29-22.1
  • mysql SLES for SAP 11 SP4, SLES 11 SP4, SLES 11 SP3-TERADATA +6 more 5.5.54-0.35.1
  • 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-2017:0412-1SUSE-SU-2017:0411-1SUSE-SU-2017:0408-1

  • mariadb openSUSE Tumbleweed 10.6.4-2.1

opensuse advisories openSUSE-SU-2024:11038-1

  • mariadb Alpine 3.24, Alpine 3.23, Alpine 3.22 +19 more 10.1.21-r0
  • mariadb Alpine 3.2 5.5.54-r0

alpine advisories ALPINE-CVE-2017-3243

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-2017-3243 updated cvss 4.4

mysql: Server: Charsets unspecified vulnerability (CPU Jan 2017)

  • Red Hat Enterprise Linux 5 mysql55-mysql 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 Red Hat OpenStack Platform 9 (Mitaka) mariadb-galera, mariadb-galera-common, mariadb-galera-server
    +3 more products
    Red Hat OpenStack Platform 10 (Newton) mariadb-galera, mariadb-galera-common, mariadb-galera-server Red Hat OpenStack Platform 11 (Ocata) mariadb-galera Red Hat OpenStack Platform 12 (Pike) 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 5.5.56-2.el7, mariadb-libs 5.5.56-2.el7, mariadb-server 5.5.56-2.el7 Red Hat Enterprise Linux Client Optional (v. 7) mariadb-test 5.5.56-2.el7, mariadb-bench 5.5.56-2.el7, mariadb-embedded 5.5.56-2.el7 Red Hat Enterprise Linux ComputeNode (v. 7) mariadb 5.5.56-2.el7, mariadb-libs 5.5.56-2.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) mariadb-test 5.5.56-2.el7, mariadb-bench 5.5.56-2.el7, mariadb-server 5.5.56-2.el7, mariadb-embedded 5.5.56-2.el7 Red Hat Enterprise Linux Server (v. 7) mariadb 5.5.56-2.el7, mariadb-libs 5.5.56-2.el7, mariadb-test 5.5.56-2.el7, mariadb-bench 5.5.56-2.el7, mariadb-server 5.5.56-2.el7 Red Hat Enterprise Linux Server Optional (v. 7) mariadb-embedded 5.5.56-2.el7
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) mariadb 5.5.56-2.el7, mariadb-libs 5.5.56-2.el7, mariadb-test 5.5.56-2.el7, mariadb-bench 5.5.56-2.el7, mariadb-server 5.5.56-2.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) mariadb-embedded 5.5.56-2.el7
    fixed: vendor fix RHSA-2017:2192
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-mariadb100-mariadb 10.0.33-3.el6, rh-mariadb101-galera 25.3.12-12.el6, rh-mariadb101-mariadb 10.1.29-3.el6, rh-mariadb100-mariadb-test 10.0.33-3.el6, rh-mariadb101-mariadb-test 10.1.29-3.el6, rh-mariadb100-mariadb-bench 10.0.33-3.el6, +12 more Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mariadb100-mariadb 10.0.33-3.el7, rh-mariadb101-galera 25.3.12-12.el7, rh-mariadb101-mariadb 10.1.29-3.el7, rh-mariadb100-mariadb-test 10.0.33-3.el7, rh-mariadb101-mariadb-test 10.1.29-3.el7, rh-mariadb100-mariadb-bench 10.0.33-3.el7, +12 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) rh-mariadb100-mariadb 10.0.33-3.el6, rh-mariadb101-galera 25.3.12-12.el6, rh-mariadb101-mariadb 10.1.29-3.el6, rh-mariadb100-mariadb-test 10.0.33-3.el6, rh-mariadb101-mariadb-test 10.1.29-3.el6, rh-mariadb100-mariadb-bench 10.0.33-3.el6, +12 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) rh-mariadb100-mariadb 10.0.33-3.el7, rh-mariadb101-galera 25.3.12-12.el7, rh-mariadb101-mariadb 10.1.29-3.el7, rh-mariadb100-mariadb-test 10.0.33-3.el7, rh-mariadb101-mariadb-test 10.1.29-3.el7, rh-mariadb100-mariadb-bench 10.0.33-3.el7, +12 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-mariadb100-mariadb 10.0.33-3.el7, rh-mariadb101-galera 25.3.12-12.el7, rh-mariadb101-mariadb 10.1.29-3.el7, rh-mariadb100-mariadb-test 10.0.33-3.el7, rh-mariadb101-mariadb-test 10.1.29-3.el7, rh-mariadb100-mariadb-bench 10.0.33-3.el7, +12 more Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-mariadb100-mariadb 10.0.33-3.el6, rh-mariadb101-galera 25.3.12-12.el6, rh-mariadb101-mariadb 10.1.29-3.el6, rh-mariadb100-mariadb-test 10.0.33-3.el6, rh-mariadb101-mariadb-test 10.1.29-3.el6, rh-mariadb100-mariadb-bench 10.0.33-3.el6, +12 more
    +1 more products
    Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mariadb100-mariadb 10.0.33-3.el7, rh-mariadb101-galera 25.3.12-12.el7, rh-mariadb101-mariadb 10.1.29-3.el7, rh-mariadb100-mariadb-test 10.0.33-3.el7, rh-mariadb101-mariadb-test 10.1.29-3.el7, rh-mariadb100-mariadb-bench 10.0.33-3.el7, +12 more
    fixed: vendor fix RHSA-2018:0279
  • Red Hat Software Collections rh-mysql56-mysql, rh-mysql57-mysql, rh-mysql56-mysql-test, rh-mysql57-mysql-test, rh-mysql56-mysql-bench, rh-mysql56-mysql-common, +7 more
    not affected: vulnerable code not present

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

4.34% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 4.4 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:N/A:P

Affected products

  • Oracle MySQL Server

Classification

Technology feeds

References

Sources

Fencer Vulns 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.