Is CVE-2023-5157 being actively exploited?

CVE-2023-5157 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2023-5157?

CVE-2023-5157 has a CVSS 3.1 base score of 7.5 (HIGH).

CVE-2023-5157

HIGH · CVSS 7.5EPSS 2.2%EU EUVD

A vulnerability was found in MariaDB. An OpenVAS port scan on ports 3306 and 4567 allows a malicious remote client to cause a denial of service.

Key facts

CVSS score: 7.5 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-400
EPSS score: 2.2% (82th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2023-57495)
Published: September 27, 2023
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2023-57495 in the EU Vulnerability Database. Last updated in EUVD on April 28, 2026.

View on the EU Vulnerability Database

Affected products

fedoraproject / fedora
mariadb / mariadb
redhat / enterprise linux
redhat / enterprise linux
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux for arm 64
redhat / enterprise linux for arm 64
redhat / enterprise linux for arm 64 eus
redhat / enterprise linux for ibm z systems
redhat / enterprise linux for ibm z systems
redhat / enterprise linux for ibm z systems
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for power little endian
redhat / enterprise linux for power little endian
redhat / enterprise linux for power little endian eus
redhat / enterprise linux for power little endian eus
redhat / enterprise linux server aus
redhat / enterprise linux server aus
redhat / enterprise linux server aus
redhat / enterprise linux server tus
redhat / enterprise linux server tus
redhat / enterprise linux server tus

Certified products that may be affected

32 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Red Hat Enterprise Linux 8 NSS Cryptographic Module - Red Hat, Inc. - FIPS 140 5513 - active
Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, LLC - FIPS 140 5461 - active
Red Hat Enterprise Linux 9 Kernel Cryptographic API - Red Hat, Inc. - FIPS 140 5445 - active
Red Hat Enterprise Linux 9 libgcrypt - Red Hat, Inc. - FIPS 140 5366 - active
Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, Inc. - FIPS 140 5089 - active

See all 32 in the Security Certifications Explorer.

References

https://access.redhat.com/errata/RHSA-2023:5259
https://access.redhat.com/errata/RHSA-2023:5683(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2023:5684(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2023:6821(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2023:6822(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2023:6883(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2023:7633(Third Party Advisory)
https://access.redhat.com/security/cve/CVE-2023-5157(Third Party Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=2240246(Issue Tracking, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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