CVE-2019-12405

Name: CVE-2019-12405
Creator: NVD / NIST
Published: 2019-09-09T17:15:13.033+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.45%

Last modified Jun 17, 2026

CVE-2019-12405 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Improper authentication is possible in Apache Traffic Control versions 3.0.0 and 3.0.1 if LDAP is enabled for login in the Traffic Ops API component. Given a username for a user that can be authenticated via LDAP, it is possible to improperly authenticate as that user without that user's correct password.. EPSS estimates a 3.45% chance of exploitation in the next 30 days.

Description

Improper authentication is possible in Apache Traffic Control versions 3.0.0 and 3.0.1 if LDAP is enabled for login in the Traffic Ops API component. Given a username for a user that can be authenticated via LDAP, it is possible to improperly authenticate as that user without that user's correct password.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

3.45%

87.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Apache	Traffic Control	3.0.0
Apache	Traffic Control	3.0.1

References

Timeline

Published: Sep 9, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-12405?

How severe is CVE-2019-12405?

CVE-2019-12405 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.45% probability of exploitation in the next 30 days.

How do I fix CVE-2019-12405?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-12405?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST