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TI-2020-11399 Aliases CVE-2020-14550GHSA-mg2j-853w-r6h2

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API).

Priority LOW 28Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 19 fixed, 2 without a fix

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

Summary

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.6.48 and prior, 5.7.30 and prior and 8.0.20 and prior. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Client. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02239 82nd percentileScored 2026-11-07
Fix Partial Red Hat: 6 advisoriesRed Hat: 19 fixed, 2 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 5.6.48; up to 5.7.30; up to 8.0.20—No fix listedCNA
  • MySQL Server VendorOracle Affected up to 5.6.48; up to 5.7.30; up to 8.0.20 Fixed in — No fix listed CNA

CPE configurations NVD · 12

CPEVersionsRoleVendor
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*5.6.0 – 5.6.48; 5.7.0 – 5.7.30; 8.0.0 – 8.0.20VulnerableOracle
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*not specified by NVDVulnerableNetApp
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:*not specified by NVDVulnerableNetApp
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*31VulnerableFedoraproject
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*32VulnerableFedoraproject
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*33VulnerableFedoraproject
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*18.04VulnerableCanonical
  • cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* Versions 5.6.0 – 5.6.48; 5.7.0 – 5.7.30; 8.0.0 – 8.0.20 Vulnerable ·Oracle
  • cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* Versions 31 Vulnerable ·Fedoraproject
  • cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* Versions 32 Vulnerable ·Fedoraproject
  • cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* Versions 33 Vulnerable ·Fedoraproject
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
Show 2 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*20.04VulnerableCanonical
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*5.5.0 to before 5.5.61; 10.0.0 to before 10.0.35; 10.1.0 to before 10.1.33; 10.2.0 to before 10.2.15VulnerableMariaDB
  • cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* Versions 20.04 Vulnerable ·Canonical
  • cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:* Versions 5.5.0 to before 5.5.61; 10.0.0 to before 10.0.35; 10.1.0 to before 10.1.33; 10.2.0 to before 10.2.15 Vulnerable ·MariaDB

Remediation

Red Hat 6 advisories

  • RHSA-2020:3757 Released 2020-09-15 · Red Hat rating Important
    mysql:8.0 security update
    • Red Hat Enterprise Linux AppStream EUS (v. 8.1) mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.aarch64::mysql:8.0, mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.ppc64le::mysql:8.0, mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.s390x::mysql:8.0 +40
  • RHSA-2020:3755 Released 2020-09-15 · Red Hat rating Important
    mysql:8.0 security update
    • Red Hat Enterprise Linux AppStream E4S (v. 8.0) mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.ppc64le::mysql:8.0, mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.src::mysql:8.0, mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.x86_64::mysql:8.0 +20
  • RHSA-2020:3732 Released 2020-09-14 · Red Hat rating Important
    mysql:8.0 security update
    • Red Hat Enterprise Linux AppStream (v. 8) mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.aarch64::mysql:8.0, mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.ppc64le::mysql:8.0, mecab-0.996-1.module+el8.0.0+3898+e09bb8de.9.s390x::mysql:8.0 +40
Show 3 more Red Hat advisories
  • RHSA-2020:3518 Released 2020-08-19 · Red Hat rating Important
    rh-mysql80-mysql security update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mysql80-mysql-8.0.21-1.el7, rh-mysql80-mysql-common-8.0.21-1.el7, rh-mysql80-mysql-config-8.0.21-1.el7 +7
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-mysql80-mysql-8.0.21-1.el7, rh-mysql80-mysql-common-8.0.21-1.el7, rh-mysql80-mysql-config-8.0.21-1.el7 +7
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-mysql80-mysql-8.0.21-1.el7, rh-mysql80-mysql-common-8.0.21-1.el7, rh-mysql80-mysql-config-8.0.21-1.el7 +7
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mysql80-mysql-8.0.21-1.el7, rh-mysql80-mysql-common-8.0.21-1.el7, rh-mysql80-mysql-config-8.0.21-1.el7 +7
  • RHSA-2019:2327 Released 2019-08-06 · Red Hat rating Moderate
    mariadb security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) mariadb-1:5.5.64-1.el7, mariadb-libs-1:5.5.64-1.el7, mariadb-server-1:5.5.64-1.el7
    • Red Hat Enterprise Linux Client Optional (v. 7) mariadb-bench-1:5.5.64-1.el7, mariadb-devel-1:5.5.64-1.el7, mariadb-embedded-1:5.5.64-1.el7 +2
    • Red Hat Enterprise Linux ComputeNode (v. 7) mariadb-1:5.5.64-1.el7, mariadb-libs-1:5.5.64-1.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) mariadb-bench-1:5.5.64-1.el7, mariadb-devel-1:5.5.64-1.el7, mariadb-embedded-1:5.5.64-1.el7 +3
    • Red Hat Enterprise Linux Server (v. 7) mariadb-1:5.5.64-1.el7, mariadb-bench-1:5.5.64-1.el7, mariadb-devel-1:5.5.64-1.el7 +5
    • Red Hat Enterprise Linux Server Optional (v. 7) mariadb-embedded-1:5.5.64-1.el7, mariadb-embedded-1:5.5.64-1.el7.ppc, mariadb-embedded-devel-1:5.5.64-1.el7 +1
    • Red Hat Enterprise Linux Workstation (v. 7) mariadb-1:5.5.64-1.el7, mariadb-bench-1:5.5.64-1.el7, mariadb-devel-1:5.5.64-1.el7 +3
    • Red Hat Enterprise Linux Workstation Optional (v. 7) mariadb-embedded-1:5.5.64-1.el7, mariadb-embedded-devel-1:5.5.64-1.el7
  • RHSA-2019:1258 Released 2019-05-21 · Red Hat rating Moderate
    rh-mariadb102-mariadb and rh-mariadb102-galera security and bug fix update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-mariadb102-galera-25.3.25-1.el6, rh-mariadb102-mariadb-1:10.2.22-1.el6, rh-mariadb102-mariadb-backup-1:10.2.22-1.el6 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mariadb102-galera-25.3.25-1.el7, rh-mariadb102-mariadb-1:10.2.22-1.el7, rh-mariadb102-mariadb-backup-1:10.2.22-1.el7 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-mariadb102-galera-25.3.25-1.el7, rh-mariadb102-mariadb-1:10.2.22-1.el7, rh-mariadb102-mariadb-backup-1:10.2.22-1.el7 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-mariadb102-galera-25.3.25-1.el7, rh-mariadb102-mariadb-1:10.2.22-1.el7, rh-mariadb102-mariadb-backup-1:10.2.22-1.el7 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-mariadb102-galera-25.3.25-1.el7, rh-mariadb102-mariadb-1:10.2.22-1.el7, rh-mariadb102-mariadb-backup-1:10.2.22-1.el7 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-mariadb102-galera-25.3.25-1.el6, rh-mariadb102-mariadb-1:10.2.22-1.el6, rh-mariadb102-mariadb-backup-1:10.2.22-1.el6 +18
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mariadb102-galera-25.3.25-1.el7, rh-mariadb102-mariadb-1:10.2.22-1.el7, rh-mariadb102-mariadb-backup-1:10.2.22-1.el7 +18

Fixed in the same release

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

  • Advisory ·

    Oracle MySQL Server — USN-4441-1

    30 records Highest priority Priority LOW 30 LOW

    Other records, highest priority first

    • TI-2020-11544 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security…Priority LOW 38
    • TI-2020-11527 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security…Priority LOW 38
    • TI-2020-11512 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security…Priority LOW 38
    Show all 30 records → Advisory →
  • Advisory ·

    Oracle MySQL Server — FEDORA-2020-9c27be9396

    13 records Highest priority Priority LOW 13 LOW

    Other records, highest priority first

    • TI-2020-11468 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Parser).Priority LOW 34
    • TI-2020-11425 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: UDF).Priority LOW 33
    • TI-2020-11388 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).Priority LOW 33
    Show all 13 records → Advisory →
Show 2 more groups
  • Advisory ·

    Oracle MySQL Server — FEDORA-2020-d5b2e71a17

    13 records Highest priority Priority LOW 13 LOW

    Other records, highest priority first

    • TI-2020-11468 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Parser).Priority LOW 34
    • TI-2020-11425 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: UDF).Priority LOW 33
    • TI-2020-11388 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).Priority LOW 33
    Show all 13 records → Advisory →
  • Advisory ·

    Oracle MySQL Server — FEDORA-2020-77b95c868f

    13 records Highest priority Priority LOW 13 LOW

    Other records, highest priority first

    • TI-2020-11468 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Parser).Priority LOW 34
    • TI-2020-11425 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: UDF).Priority LOW 33
    • TI-2020-11388 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).Priority LOW 33
    Show all 13 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 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2020:3732
Red Hat Enterprise Linux AppStream E4S (v. 8.0)Fixed RHSA-2020:3755
Red Hat Enterprise Linux AppStream EUS (v. 8.1)Fixed RHSA-2020:3757
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2019:2327
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2019:2327
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2019:2327
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2019:2327
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2019:2327
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2019:2327
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2019:2327
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2019:2327
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2019:1258
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2019:1258, RHSA-2020:3518
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4)Fixed RHSA-2019:1258
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5)Fixed RHSA-2019:1258
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)Fixed RHSA-2019:1258, RHSA-2020:3518
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)Fixed RHSA-2020:3518
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2019:1258
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2019:1258, RHSA-2020:3518
Not affected: 4 products
  • Red Hat Enterprise Linux 8
  • Red Hat OpenStack Platform 10 (Newton)
  • Red Hat OpenStack Platform 13 (Queens)
  • Red Hat Software Collections

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-14550
  2. 2026-10-03 Alias added: GHSA-mg2j-853w-r6h2

References

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