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CVE-2018-2591

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

4.9 Medium

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

2.94%Up 1.7 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 4.9

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Record
CVE-2018-2591
CVSS 3.0
4.9 MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
6.8 MediumAV:N/AC:L/Au:S/C:N/I:N/A:C
Updated
2026-11-02
CVE List No score

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Record
CVE-2018-2591
Updated
2026-11-02
EUVDEUVD-2018-14446 No score

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Record
EUVD-2018-14446
Updated
2026-11-03
GitHub AdvisoriesGHSA-g349-c72w-r55p 4.9

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

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Record
GHSA-g349-c72w-r55p
CVSS 3.0
4.9 MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSV 4.9

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Record
CVE-2018-2591
CVSS 3.0
4.9 MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2017:3442 7.5

Red Hat Security Advisory: rh-mysql57-mysql security update

Record
RHSA-2017:3442
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2018:0587 7.5

Red Hat Security Advisory: rh-mysql56-mysql security update

Record
RHSA-2018:0587
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2018-2591 4.9

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Record
UBUNTU-CVE-2018-2591
CVSS 3.0
4.9 MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
rh-mysql57-mysql
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql-common
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql-config
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql-debuginfo
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql-devel
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql-errmsg
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql-server
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql-test
Red Hat:rhel_software_collections:3::el6
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el6
0:5.7.20-1.el6
rh-mysql57-mysql
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
rh-mysql57-mysql-common
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
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Affected packages
PackageAffectedFixed
rh-mysql57-mysql-config
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
rh-mysql57-mysql-debuginfo
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
rh-mysql57-mysql-devel
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
rh-mysql57-mysql-errmsg
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
rh-mysql57-mysql-server
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
rh-mysql57-mysql-test
Red Hat:rhel_software_collections:3::el7
From an advisory covering 22 CVEs
 before 0:5.7.20-1.el7
0:5.7.20-1.el7
rh-mysql56-mysql
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-bench
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-common
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-config
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-debuginfo
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-devel
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-errmsg
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-server
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql-test
Red Hat:rhel_software_collections:3::el6
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el6.1
0:5.6.39-1.el6.1
rh-mysql56-mysql
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-bench
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-common
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-config
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-debuginfo
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-devel
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-errmsg
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-server
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
rh-mysql56-mysql-test
Red Hat:rhel_software_collections:3::el7
From an advisory covering 14 CVEs
 before 0:5.6.39-1.el7.1
0:5.6.39-1.el7.1
percona-server-5.6
Ubuntu:16.04:LTS
 All versions, plus listed versions
5.6.22-rel71.0-0ubuntu25.6.22-rel71.0-0ubuntu45.6.22-rel71.0-0ubuntu4.1
 None known
percona-xtradb-cluster-5.6
Ubuntu:16.04:LTS
 All versions, plus listed versions
5.6.21-25.8-0ubuntu25.6.21-25.8-0ubuntu35.6.21-25.8-0ubuntu3.15.6.21-25.8-0ubuntu3.25.6.34-26.19-0ubuntu0.16.04.15.6.34-26.19-0ubuntu0.16.04.25.6.37-26.21-0ubuntu0.16.04.15.6.37-26.21-0ubuntu0.16.04.2
 None known

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-2591 is a medium vulnerability (CVSS 4.9) in Oracle Mysql, published January 18, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.94%, the 87th percentile. No source names a fixed version.

References

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