Medium severity4.9NVD Advisory· Published Apr 19, 2018· Updated Jun 17, 2026
CVE-2018-2781
CVE-2018-2781
Description
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Optimizer). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 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).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
50<=5.7.21+ 1 more
- (no CPE)range: <=5.7.21
- (no CPE)range: 5.5.59 and prior
- osv-coords48 versionspkg:rpm/opensuse/mariadb&distro=openSUSE%20Tumbleweedpkg:rpm/suse/galera-3&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/lz4&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/lz4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/lz4&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/mariadb104&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/mariadb104&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/mariadb104&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/mariadb104&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/mariadb104&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/mariadb104&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/mariadb-connector-c&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/mariadb-connector-c&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/mariadb-connector-c&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/mariadb-connector-c&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/mariadb-connector-c&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/mariadb-connector-c&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/mariadb-connector-c&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/mariadb&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/mariadb&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/mariadb&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP3pkg:rpm/suse/mariadb&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/mariadb&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/mariadb&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/mysql&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/mysql&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/mysql&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/python-mysqlclient&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/python-mysqlclient&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/python-mysqlclient&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/python-mysqlclient&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/python-mysqlclient&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/python-mysqlclient&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/rubygem-mysql2&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/xtrabackup&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/xtrabackup&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/xtrabackup&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/xtrabackup&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208
< 10.6.4-2.1+ 47 more
- (no CPE)range: < 10.6.4-2.1
- (no CPE)range: < 25.3.23-8.3
- (no CPE)range: < 1.8.0-3.5.2
- (no CPE)range: < 1.8.0-3.5.2
- (no CPE)range: < 1.8.0-3.5.2
- (no CPE)range: < 10.4.30-150100.3.5.10
- (no CPE)range: < 10.4.30-8.5.46
- (no CPE)range: < 10.4.30-150100.3.5.10
- (no CPE)range: < 10.4.30-8.5.46
- (no CPE)range: < 10.4.30-150100.3.5.10
- (no CPE)range: < 10.4.30-8.5.46
- (no CPE)range: < 3.0.3-3.3.1
- (no CPE)range: < 3.1.22-2.35.1
- (no CPE)range: < 3.1.22-2.35.1
- (no CPE)range: < 3.1.22-2.35.1
- (no CPE)range: < 3.0.3-1.3.3
- (no CPE)range: < 3.0.3-3.3.1
- (no CPE)range: < 3.0.3-3.3.1
- (no CPE)range: < 10.2.15-4.3.1
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-20.46.1
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.0.35-29.20.3
- (no CPE)range: < 10.2.15-7.1
- (no CPE)range: < 10.2.15-4.3.1
- (no CPE)range: < 10.2.15-4.3.1
- (no CPE)range: < 5.5.60-0.39.12.1
- (no CPE)range: < 5.5.60-0.39.12.1
- (no CPE)range: < 5.5.60-0.39.12.1
- (no CPE)range: < 1.4.6-150100.3.3.7
- (no CPE)range: < 1.3.14-8.9.2
- (no CPE)range: < 1.4.6-150100.3.3.7
- (no CPE)range: < 1.3.14-8.9.2
- (no CPE)range: < 1.4.6-150100.3.3.7
- (no CPE)range: < 1.3.14-8.9.2
- (no CPE)range: < 0.4.10-7.2
- (no CPE)range: < 2.4.10-4.3.1
- (no CPE)range: < 2.4.10-5.3
- (no CPE)range: < 2.4.10-4.3.1
- (no CPE)range: < 2.4.10-4.3.1
Patches
Vulnerability mechanics
References
17- www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlnvdPatchVendor Advisory
- www.securityfocus.com/bid/103825nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040698nvdBroken LinkThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2018:1254nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:2439nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:2729nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:3655nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2019:1258nvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2018/04/msg00020.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2018/06/msg00015.htmlnvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/201908-24nvdThird Party Advisory
- security.netapp.com/advisory/ntap-20180419-0002/nvdThird Party Advisory
- usn.ubuntu.com/3629-1/nvdThird Party Advisory
- usn.ubuntu.com/3629-2/nvdThird Party Advisory
- usn.ubuntu.com/3629-3/nvdThird Party Advisory
- www.debian.org/security/2018/dsa-4176nvdThird Party Advisory
- www.debian.org/security/2018/dsa-4341nvdThird Party Advisory
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