CVE-2020-2574

NameCVE-2020-2574
DescriptionVulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.6.46 and prior, 5.7.28 and prior and 8.0.18 and prior. Difficult to exploit vulnerability allows unauthenticated 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 3.0 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs949994

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mariadb-10.1 (PTS)stretch10.1.44-0+deb9u1fixed
stretch (security)10.1.37-0+deb9u1vulnerable
mariadb-10.3 (PTS)buster1:10.3.22-0+deb10u1fixed
bullseye, sid1:10.3.22-1fixed
mysql-5.7 (PTS)sid5.7.26-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mariadb-10.1source(unstable)(unfixed)
mariadb-10.1sourcestretch10.1.44-0+deb9u1
mariadb-10.3source(unstable)1:10.3.22-1
mariadb-10.3sourcebuster1:10.3.22-0+deb10u1
mysql-5.7source(unstable)(unfixed)949994

Notes

https://www.oracle.com/security-alerts/cpujan2020.html#AppendixMSQL
Fixed in MariaDB: 5.5.67, 10.1.44, 10.2.31, 10.3.22, 10.4.12

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