CVE-2019-2737

20

FAUCET Score

CVE-2019-2737 is a denial-of-service vulnerability affecting Oracle MySQL Server versions 5.6.44 and prior, 5.7.26 and prior, and 8.0.16 and prior, specifically within the Pluggable Authentication subcomponent. A highly privileged attacker with network access can exploit this vulnerability to cause the MySQL Server to hang or repeatedly crash, leading to a complete denial of service. With a CVSS 3.0 Base Score of 4.9 (Medium), the attack requires high privileges but has low attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 5.6.0, <= 5.6.44CPE matchmatch criteria	cpe:2.3:a:oracle:mysql::::::::
		>= 5.7.0, <= 5.7.26CPE matchmatch criteria	cpe:2.3:a:oracle:mysql::::::::
		>= 8.0.0, <= 8.0.16CPE matchmatch criteria	cpe:2.3:a:oracle:mysql::::::::
		16.04CPE matchmatch criteria	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::
		18.04CPE matchmatch criteria	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::

CVSS Data

CVSS version used by this source: 3.1

4.9MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

1.2

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

3.92%

Probability of exploitation in next 30 days

EPSS Percentile

89.2%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0392 is in the 97th percentile among its peer group of 3,565 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (30)

oraclepatch availablevia nvd_reference

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: mariadb-1:5.5.65-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: mysql:8.0-8000020190807131617.f8e95b4e

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: mariadb:10.3-8010020190902091509.cdc1202b

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: mariadb-devel:10.3-8010020190902091509.cdc1202b

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.0 Update Services for SAP SolutionsFixed in: mariadb:10.3-8000020201221114409.f8e95b4e

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-mariadb102-galera-0:25.3.29-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-mariadb102-mariadb-1:10.2.33-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mysql80-mysql-0:8.0.17-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mariadb102-galera-0:25.3.29-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mariadb102-mariadb-1:10.2.33-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mariadb103-galera-0:25.3.31-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mariadb103-mariadb-3:10.3.27-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUSFixed in: rh-mysql80-mysql-0:8.0.17-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUSFixed in: rh-mysql80-mysql-0:8.0.17-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-mysql80-mysql-0:8.0.17-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-mariadb102-galera-0:25.3.29-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-mariadb102-mariadb-1:10.2.33-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-mariadb103-galera-0:25.3.31-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-mariadb103-mariadb-3:10.3.27-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUSFixed in: rh-mysql80-mysql-0:8.0.17-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUSFixed in: rh-mariadb102-galera-0:25.3.29-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUSFixed in: rh-mariadb102-mariadb-1:10.2.33-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUSFixed in: rh-mariadb103-galera-0:25.3.31-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUSFixed in: rh-mariadb103-mariadb-3:10.3.27-1.el7

redhatend of lifevia redhat_api

Product: Red Hat Enterprise Linux 6Fixed in: mysql

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 10 (Newton)Fixed in: mariadb-galera

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 13 (Queens)Fixed in: mariadb

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 14 (Rocky)Fixed in: mariadb

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 9 (Mitaka)Fixed in: mariadb-galera

Vendor Advisories (1)

redhatCVE-2019-2737Moderate

mysql: Server: Pluggable Auth unspecified vulnerability (CPU Jul 2019)

References

lists.opensuse.org / opensuse-security-announce/2019-12/msg00037.html

Mailing ListThird Party Advisory

packetstormsecurity.com / files/153862/Slackware-Security-Advisory-mariadb-Updates.html

Third Party AdvisoryVDB Entry

access.redhat.com / errata/RHSA-2019:2484

Third Party Advisory

access.redhat.com / errata/RHSA-2019:2511

Third Party Advisory

access.redhat.com / errata/RHSA-2019:3708

Third Party Advisory

lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/A55N3HZ3JZBXHQMGTUHY63FVTDU5ILEV

lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/CN3JPT5ICOAWQNPFVPVLLYR4TQIX4MXP

seclists.org / bugtraq/2019/Aug/1

Mailing ListThird Party Advisory

support.f5.com / csp/article/K51272092

Third Party Advisory

support.f5.com / csp/article/K51272092

usn.ubuntu.com / 4070-1

Third Party Advisory

usn.ubuntu.com / 4070-2

Third Party Advisory

usn.ubuntu.com / 4070-3

Third Party Advisory

oracle.com / technetwork/security-advisory/cpujul2019-5072835.html

PatchVendor Advisory