CVE-2020-1748

Name: CVE-2020-1748
Creator: NVD / NIST
Published: 2020-09-16T16:15:14.95+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.44%

Last modified Jun 17, 2026

CVE-2020-1748 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A flaw was found in all supported versions before wildfly-elytron-1.6.8.Final-redhat-00001, where the WildFlySecurityManager checks were bypassed when using custom security managers, resulting in an improper authorization. This flaw leads to information exposure by unauthenticated access to secure resources.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.

Description

A flaw was found in all supported versions before wildfly-elytron-1.6.8.Final-redhat-00001, where the WildFlySecurityManager checks were bypassed when using custom security managers, resulting in an improper authorization. This flaw leads to information exposure by unauthenticated access to secure resources.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.44%

69.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Redhat	Wildfly Elytron	< 1.6.8.final-redhat-00001
Redhat	Decision Manager	7.0
Redhat	Process Automation	7.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=1807707Issue Tracking, Vendor Advisory
https://security.netapp.com/advisory/ntap-20201001-0005/Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1807707Issue Tracking, Vendor Advisory
https://security.netapp.com/advisory/ntap-20201001-0005/Third Party Advisory

Timeline

Published: Sep 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-1748?

How severe is CVE-2020-1748?

CVE-2020-1748 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.

How do I fix CVE-2020-1748?

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-2020-1748?

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

Scan your code now

Source: NVD / NIST