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Fencer Vulns
medium 6.5

CVE-2019-2455 json

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

published 2019-01-16 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-12095

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.8%
EPSS 3.8% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Parser). Supported versions that are affected are 5.6.42 and prior, 5.7.24 and prior and 8.0.13 and prior. Easily exploitable vulnerability allows low 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 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Patch / fix

  • mariadb mariadb 5.5.60, 10.0.35, 10.1.33, 10.2.15
  • mysql-5.7 Ubuntu 16.04 LTS 5.7.25-0ubuntu0.16.04.2
  • mysql-5.7 Ubuntu 18.04 LTS 5.7.25-0ubuntu0.18.04.2
  • mariadb-5.5 Ubuntu 14.04 LTS 5.5.61-1ubuntu0.14.04.1
  • mariadb-10.0 Ubuntu 16.04 LTS 10.0.36-0ubuntu0.16.04.1
  • mariadb-10.1 Ubuntu 18.04 LTS 1:10.1.34-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2019-2455

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

  • mariadb RHEL 7 1:5.5.60-1.el7_5
  • mariadb-libs RHEL 7 1:5.5.60-1.el7_5
  • mariadb-test RHEL 7 1:5.5.60-1.el7_5
  • mariadb-bench RHEL 7 1:5.5.60-1.el7_5
  • mariadb-server RHEL 7 1:5.5.60-1.el7_5
  • mariadb-embedded RHEL 7 1:5.5.60-1.el7_5
  • mecab RHEL 8 0.996-1.module+el8.0.0+3898+e09bb8de.9
  • mysql RHEL 8 8.0.17-3.module+el8.0.0+3898+e09bb8de

red hat advisories RHSA-2018:2439RHSA-2019:2511RHSA-2019:2484RHSA-2019:1258

  • mecab AlmaLinux 8 0.996-1.module_el8.4.0+2532+b8928c02.9
  • mecab AlmaLinux 8 0.996-1.module_el8.5.0+33+8bc5f36a.9
  • mecab-ipadic AlmaLinux 8 2.7.0.20070801-16.module_el8.5.0+33+8bc5f36a
  • mecab-ipadic AlmaLinux 8 2.7.0.20070801-16.module_el8.4.0+2532+b8928c02
  • mecab-ipadic-EUCJP AlmaLinux 8 2.7.0.20070801-16.module_el8.5.0+33+8bc5f36a
  • mecab-ipadic-EUCJP AlmaLinux 8 2.7.0.20070801-16.module_el8.4.0+2532+b8928c02

almalinux advisories ALSA-2019:2511

  • mecab Rocky Linux 8 0.996-1.module+el8.3.0+242+87d3366a.9
  • mecab-ipadic Rocky Linux 8 2.7.0.20070801-16.module+el8.3.0+242+87d3366a

rocky linux advisories RLSA-2019:2511

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-2019-2455 updated cvss 6.5

mysql: Server: Parser unspecified vulnerability (CPU Jan 2019)

  • Red Hat Enterprise Linux 5 mysql55-mysql Red Hat Enterprise Linux 6 mysql, mysql-libs, mysql-test, mysql-bench, mysql-server, mysql-embedded 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 Red Hat OpenStack Platform 10 (Newton) mariadb-galera, mariadb-galera-common, mariadb-galera-server Red Hat OpenStack Platform 13 (Queens) mariadb, mariadb-libs, mariadb-test, mariadb-common, mariadb-config, mariadb-errmsg, +3 more
    +1 more products
    Red Hat OpenStack Platform 14 (Rocky) mariadb, mariadb-libs, mariadb-test, mariadb-common, mariadb-config, mariadb-errmsg, +3 more
    affected: no fix planned “Will not fix”
  • Red Hat Software Collections rh-mysql57-mysql, rh-mariadb101-mariadb, rh-mysql57-mysql-test, rh-mysql57-mysql-common, rh-mysql57-mysql-config, rh-mysql57-mysql-errmsg, +9 more
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux AppStream (v. 8) mysql 8.0.17-3.module+el8.0.0+3898+e09bb8de, mecab 0.996-1.module+el8.0.0+3898+e09bb8de.9, mysql-libs 8.0.17-3.module+el8.0.0+3898+e09bb8de, mysql-test 8.0.17-3.module+el8.0.0+3898+e09bb8de, mysql-common 8.0.17-3.module+el8.0.0+3898+e09bb8de, mysql-errmsg 8.0.17-3.module+el8.0.0+3898+e09bb8de, +3 more
    fixed: vendor fix RHSA-2019:2511
  • Red Hat Enterprise Linux Client (v. 7) mariadb 5.5.60-1.el7_5, mariadb-libs 5.5.60-1.el7_5, mariadb-server 5.5.60-1.el7_5 Red Hat Enterprise Linux Client Optional (v. 7) mariadb-test 5.5.60-1.el7_5, mariadb-bench 5.5.60-1.el7_5, mariadb-embedded 5.5.60-1.el7_5 Red Hat Enterprise Linux ComputeNode (v. 7) mariadb 5.5.60-1.el7_5, mariadb-libs 5.5.60-1.el7_5 Red Hat Enterprise Linux ComputeNode Optional (v. 7) mariadb-test 5.5.60-1.el7_5, mariadb-bench 5.5.60-1.el7_5, mariadb-server 5.5.60-1.el7_5, mariadb-embedded 5.5.60-1.el7_5 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) mariadb 5.5.60-1.el7_5, mariadb-libs 5.5.60-1.el7_5, mariadb-test 5.5.60-1.el7_5, mariadb-bench 5.5.60-1.el7_5, mariadb-server 5.5.60-1.el7_5 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) mariadb-embedded 5.5.60-1.el7_5
    +4 more products
    Red Hat Enterprise Linux Server (v. 7) mariadb 5.5.60-1.el7_5, mariadb-libs 5.5.60-1.el7_5, mariadb-test 5.5.60-1.el7_5, mariadb-bench 5.5.60-1.el7_5, mariadb-server 5.5.60-1.el7_5 Red Hat Enterprise Linux Server Optional (v. 7) mariadb-embedded 5.5.60-1.el7_5 Red Hat Enterprise Linux Workstation (v. 7) mariadb 5.5.60-1.el7_5, mariadb-libs 5.5.60-1.el7_5, mariadb-test 5.5.60-1.el7_5, mariadb-bench 5.5.60-1.el7_5, mariadb-server 5.5.60-1.el7_5 Red Hat Enterprise Linux Workstation Optional (v. 7) mariadb-embedded 5.5.60-1.el7_5
    fixed: vendor fix RHSA-2018:2439
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-mariadb102-galera 25.3.25-1.el6, rh-mariadb102-mariadb 10.2.22-1.el6, rh-mariadb102-mariadb-test 10.2.22-1.el6, rh-mariadb102-mariadb-bench 10.2.22-1.el6, rh-mariadb102-mariadb-backup 10.2.22-1.el6, rh-mariadb102-mariadb-common 10.2.22-1.el6, +14 more Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-mysql80-mysql 8.0.17-1.el7, rh-mariadb102-galera 25.3.25-1.el7, rh-mysql80-mysql-test 8.0.17-1.el7, rh-mariadb102-mariadb 10.2.22-1.el7, rh-mysql80-mysql-common 8.0.17-1.el7, rh-mysql80-mysql-config 8.0.17-1.el7, +23 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-mysql80-mysql 8.0.17-1.el7, rh-mariadb102-galera 25.3.25-1.el7, rh-mysql80-mysql-test 8.0.17-1.el7, rh-mariadb102-mariadb 10.2.22-1.el7, rh-mysql80-mysql-common 8.0.17-1.el7, rh-mysql80-mysql-config 8.0.17-1.el7, +23 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-mysql80-mysql 8.0.17-1.el7, rh-mariadb102-galera 25.3.25-1.el7, rh-mysql80-mysql-test 8.0.17-1.el7, rh-mariadb102-mariadb 10.2.22-1.el7, rh-mysql80-mysql-common 8.0.17-1.el7, rh-mysql80-mysql-config 8.0.17-1.el7, +23 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-mysql80-mysql 8.0.17-1.el7, rh-mariadb102-galera 25.3.25-1.el7, rh-mysql80-mysql-test 8.0.17-1.el7, rh-mariadb102-mariadb 10.2.22-1.el7, rh-mysql80-mysql-common 8.0.17-1.el7, rh-mysql80-mysql-config 8.0.17-1.el7, +23 more
    fixed: vendor fix RHSA-2019:1258
  • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-mysql80-mysql 8.0.17-1.el7, rh-mysql80-mysql-test 8.0.17-1.el7, rh-mysql80-mysql-common 8.0.17-1.el7, rh-mysql80-mysql-config 8.0.17-1.el7, rh-mysql80-mysql-errmsg 8.0.17-1.el7, rh-mysql80-mysql-server 8.0.17-1.el7, +3 more
    fixed: vendor fix RHSA-2019:2484
  • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-mariadb102-galera 25.3.25-1.el6, rh-mariadb102-mariadb 10.2.22-1.el6, rh-mariadb102-mariadb-test 10.2.22-1.el6, rh-mariadb102-mariadb-bench 10.2.22-1.el6, rh-mariadb102-mariadb-backup 10.2.22-1.el6, rh-mariadb102-mariadb-common 10.2.22-1.el6, +14 more Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-mysql80-mysql 8.0.17-1.el7, rh-mariadb102-galera 25.3.25-1.el7, rh-mysql80-mysql-test 8.0.17-1.el7, rh-mariadb102-mariadb 10.2.22-1.el7, rh-mysql80-mysql-common 8.0.17-1.el7, rh-mysql80-mysql-config 8.0.17-1.el7, +23 more
    fixed: vendor fix RHSA-2019:1258
  • Red Hat Enterprise Linux 8 Judy, galera, mariadb, mariadb-pam, mariadb-test, mariadb-backup, +8 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

3.79% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P

Affected products

  • Oracle Corporation 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.