CVE-2017-3243

MEDIUM

Oracle MySQL Server <= 5.5.53 - Denial of Service in Charsets Subcomponent

Title source: llm
STIX 2.1

Description

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).

References (10)

Core 10
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201702-17
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/95538
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0574
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201702-18
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1037640
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0279
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3767
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3770
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2192

Scores

CVSS v3 4.4
EPSS 0.0556
EPSS Percentile 90.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (15)
debian/debian_linux 8.0
mariadb/mariadb 5.5.0 - 5.5.54
oracle/mysql 5.5.0 - 5.5.53
Oracle/MySQL Server 5.5.53 and earlier
redhat/enterprise_linux_desktop 7.0
redhat/enterprise_linux_eus 7.4
redhat/enterprise_linux_eus 7.5
redhat/enterprise_linux_eus 7.6
redhat/enterprise_linux_eus 7.7
redhat/enterprise_linux_server 7.0
... and 5 more
Published Jan 27, 2017
Tracked Since Feb 18, 2026