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TI-2017-02443 Aliases CVE-2017-3243GHSA-43gh-2c4j-x343

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server…

Priority LOW 28Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 15 fixed, 10 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.

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).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.04343 91st percentileScored 2026-11-07
Fix Partial Red Hat: 3 advisoriesRed Hat: 15 fixed, 10 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
OracleMySQL Serverup to 5.5.53—No fix listedCNA
  • MySQL Server VendorOracle Affected up to 5.5.53 Fixed in — No fix listed CNA

CPE configurations NVD · 14

CPEVersionsRoleVendor
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*5.5.0 – 5.5.53VulnerableOracle
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*5.5.0 to before 5.5.54; 10.0.0 to before 10.0.29; 10.1.0 to before 10.1.21VulnerableMariaDB
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*7.4VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*7.5VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*7.7VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
  • cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* Versions 5.5.0 – 5.5.53 Vulnerable ·Oracle
  • cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:* Versions 5.5.0 to before 5.5.54; 10.0.0 to before 10.0.29; 10.1.0 to before 10.1.21 Vulnerable ·MariaDB
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
Show 4 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*7.7VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*7.7VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat

Remediation

Red Hat 3 advisories

  • RHSA-2018:0574 Released 2018-03-21 · Red Hat rating Moderate
    rh-mariadb101-mariadb and rh-mariadb101-galera security and bug fix update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-mariadb101-galera-25.3.12-12.el6, rh-mariadb101-mariadb-1:10.1.29-3.el6, rh-mariadb101-mariadb-bench-1:10.1.29-3.el6 +8
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mariadb101-galera-25.3.12-12.el7, rh-mariadb101-mariadb-1:10.1.29-3.el7, rh-mariadb101-mariadb-bench-1:10.1.29-3.el7 +8
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) rh-mariadb101-galera-25.3.12-12.el6, rh-mariadb101-mariadb-1:10.1.29-3.el6, rh-mariadb101-mariadb-bench-1:10.1.29-3.el6 +8
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) rh-mariadb101-galera-25.3.12-12.el7, rh-mariadb101-mariadb-1:10.1.29-3.el7, rh-mariadb101-mariadb-bench-1:10.1.29-3.el7 +8
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-mariadb101-galera-25.3.12-12.el7, rh-mariadb101-mariadb-1:10.1.29-3.el7, rh-mariadb101-mariadb-bench-1:10.1.29-3.el7 +8
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-mariadb101-galera-25.3.12-12.el6, rh-mariadb101-mariadb-1:10.1.29-3.el6, rh-mariadb101-mariadb-bench-1:10.1.29-3.el6 +8
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mariadb101-galera-25.3.12-12.el7, rh-mariadb101-mariadb-1:10.1.29-3.el7, rh-mariadb101-mariadb-bench-1:10.1.29-3.el7 +8
  • RHSA-2018:0279 Released 2018-02-06 · Red Hat rating Moderate
    rh-mariadb100-mariadb security update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-mariadb100-mariadb-1:10.0.33-3.el6, rh-mariadb100-mariadb-bench-1:10.0.33-3.el6, rh-mariadb100-mariadb-common-1:10.0.33-3.el6 +6
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mariadb100-mariadb-1:10.0.33-3.el7, rh-mariadb100-mariadb-bench-1:10.0.33-3.el7, rh-mariadb100-mariadb-common-1:10.0.33-3.el7 +6
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) rh-mariadb100-mariadb-1:10.0.33-3.el6, rh-mariadb100-mariadb-bench-1:10.0.33-3.el6, rh-mariadb100-mariadb-common-1:10.0.33-3.el6 +6
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) rh-mariadb100-mariadb-1:10.0.33-3.el7, rh-mariadb100-mariadb-bench-1:10.0.33-3.el7, rh-mariadb100-mariadb-common-1:10.0.33-3.el7 +6
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-mariadb100-mariadb-1:10.0.33-3.el7, rh-mariadb100-mariadb-bench-1:10.0.33-3.el7, rh-mariadb100-mariadb-common-1:10.0.33-3.el7 +6
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-mariadb100-mariadb-1:10.0.33-3.el6, rh-mariadb100-mariadb-bench-1:10.0.33-3.el6, rh-mariadb100-mariadb-common-1:10.0.33-3.el6 +6
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mariadb100-mariadb-1:10.0.33-3.el7, rh-mariadb100-mariadb-bench-1:10.0.33-3.el7, rh-mariadb100-mariadb-common-1:10.0.33-3.el7 +6
  • RHSA-2017:2192 Released 2017-08-01 · Red Hat rating Moderate
    mariadb security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) mariadb-1:5.5.56-2.el7, mariadb-libs-1:5.5.56-2.el7, mariadb-server-1:5.5.56-2.el7
    • Red Hat Enterprise Linux Client Optional (v. 7) mariadb-bench-1:5.5.56-2.el7, mariadb-devel-1:5.5.56-2.el7, mariadb-embedded-1:5.5.56-2.el7 +2
    • Red Hat Enterprise Linux ComputeNode (v. 7) mariadb-1:5.5.56-2.el7, mariadb-libs-1:5.5.56-2.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) mariadb-bench-1:5.5.56-2.el7, mariadb-devel-1:5.5.56-2.el7, mariadb-embedded-1:5.5.56-2.el7 +3
    • Red Hat Enterprise Linux Server (v. 7) mariadb-1:5.5.56-2.el7, mariadb-bench-1:5.5.56-2.el7, mariadb-devel-1:5.5.56-2.el7 +5
    • Red Hat Enterprise Linux Server Optional (v. 7) mariadb-embedded-1:5.5.56-2.el7, mariadb-embedded-1:5.5.56-2.el7.ppc, mariadb-embedded-devel-1:5.5.56-2.el7 +1
    • Red Hat Enterprise Linux Workstation (v. 7) mariadb-1:5.5.56-2.el7, mariadb-bench-1:5.5.56-2.el7, mariadb-devel-1:5.5.56-2.el7 +3
    • Red Hat Enterprise Linux Workstation Optional (v. 7) mariadb-embedded-1:5.5.56-2.el7, mariadb-embedded-devel-1:5.5.56-2.el7

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Oracle MySQL Server — GLSA-201702-17

    17 records Highest priority Priority LOW 17 LOW

    Other records, highest priority first

    • TI-2017-02438 Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server…Priority LOW 37
    • TI-2017-02444 Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DML).Priority LOW 35
    • TI-2017-02473 Improper input validation in Oracle MySQL ServerPriority LOW 34
    Show all 17 records → Advisory →
  • Advisory ·

    Oracle MySQL Server — DSA-3767

    9 records Highest priority Priority LOW 9 LOW

    Other records, highest priority first

    • TI-2017-02438 Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server…Priority LOW 37
    • TI-2017-02444 Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: DML).Priority LOW 35
    • TI-2017-02458 Improper input validation in Oracle MySQL ServerPriority LOW 34
    Show all 9 records → Advisory →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux 6Affected—
Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux OpenStack Platform 6 (Juno)AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)AffectedNo fix planned: Will not fix
Red Hat OpenStack Platform 10 (Newton)AffectedNo fix planned: Will not fix
Red Hat OpenStack Platform 11 (Ocata)AffectedNo fix planned: Will not fix
Red Hat OpenStack Platform 12 (Pike)AffectedNo fix planned: Will not fix
Red Hat OpenStack Platform 8 (Liberty)AffectedNo fix planned: Will not fix
Red Hat OpenStack Platform 9 (Mitaka)AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2017:2192
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2017:2192
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2017:2192
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2017:2192
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2017:2192
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2017:2192
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2017:2192
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2017:2192
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2018:0279, RHSA-2018:0574
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2018:0279, RHSA-2018:0574
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7)Fixed RHSA-2018:0279, RHSA-2018:0574
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3)Fixed RHSA-2018:0279, RHSA-2018:0574
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4)Fixed RHSA-2018:0279, RHSA-2018:0574
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2018:0279, RHSA-2018:0574
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2018:0279, RHSA-2018:0574
Not affected: 1 product
  • Red Hat Software Collections

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-3243
  2. 2026-10-03 Alias added: GHSA-43gh-2c4j-x343

References

Patch 1

Advisory 7

  • TI-2017-02794 Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server… CVSS 3.0HIGH 7.5
  • TI-2016-05707 Oracle MySQL through 5.5.52, 5.6.x through 5.6.33, and 5.7.x through 5.7.15; MariaDB… CVSS 3.0CRITICAL 9.8
  • TI-2003-00723 Buffer overflow in get_salt_from_password from sql_acl.cc for MySQL 4.0.14 and earlier… CVSS 2.0HIGH 9.0
  • TI-2020-04444 RFD Attack via "Content-Disposition" Header Sourced from Request Input by Spring MVC or Spring WebFlux Application CVSS 3.1HIGH 7.5
  • TI-2008-00208 Multiple buffer overflows in yaSSL 1.7.5 and earlier, as used in MySQL and possibly other… CVSS 2.0HIGH 7.5
  • TI-2020-01888 Segmentation fault in SSL_check_chain CVSS 3.1HIGH 7.5
See all 1327 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences