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Vulnerability record · CVE-2018-15323 · published 31 October 2018

CVE-2018-15323: F5 big-ip local traffic manager improper input validation vulnerability

F5 · Big Ip Local Traffic Manager

On BIG-IP 14.0.0-14.0.0.2 or 13.0.0-13.1.1.1, in certain circumstances, when processing traffic through a Virtual Server with an associated MQTT profile, the TMM process may produce a core file and take the configured HA action.

5.9 CVSS 3.0 Medium EPSS 1.1% · top 36.1% CWE-20 · Improper input validation
5.9CVSS 3.0 base score, v2 4.3
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
13Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

On BIG-IP 14.0.0-14.0.0.2 or 13.0.0-13.1.1.1, in certain circumstances, when processing traffic through a Virtual Server with an associated MQTT profile, the TMM process may produce a core file and take the configured HA action.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

13 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support.f5.com/csp/article/K26583415 Vendor Advisory
https://support.f5.com/csp/article/K26583415 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-15323), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.