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Vulnerability record · CVE-2019-19151 · published 23 December 2019

CVE-2019-19151: F5 big-iq centralized management improper privilege management vulnerability

F5 · Big Iq Centralized Management

On BIG-IP versions 15.0.0-15.1.0, 14.0.0-14.1.2.3, 13.1.0-13.1.3.2, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, BIG-IQ versions 7.0.0, 6.0.0-6.1.0, and 5.0.0-5.4.0, iWorkflow version 2.3.0, and Enterprise Manager version 3.1.1, authenticated users granted TMOS Shell (tmsh) privileges are able access objects on the file system which would normally be disallowed by tmsh restrictions. This allows for authenticated, low privileged attackers to access objects on the file system which would not normally be allowed.

5.5 CVSS 3.1 Medium EPSS 0.30% · top 79.6% CWE-269 · Improper privilege management
5.5CVSS 3.1 base score, v2 2.1
0.30%EPSS exploitation probability, 30 days
NoNot in CISA KEV
16Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

On BIG-IP versions 15.0.0-15.1.0, 14.0.0-14.1.2.3, 13.1.0-13.1.3.2, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, BIG-IQ versions 7.0.0, 6.0.0-6.1.0, and 5.0.0-5.4.0, iWorkflow version 2.3.0, and Enterprise Manager version 3.1.1, authenticated users granted TMOS Shell (tmsh) privileges are able access objects on the file system which would normally be disallowed by tmsh restrictions. This allows for authenticated, low privileged attackers to access objects on the file system which would not normally be allowed.

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

Affected products

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

References

LinkTags
https://support.f5.com/csp/article/K21711352 Vendor Advisory
https://support.f5.com/csp/article/K21711352 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-2019-19151), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.