CVE-2019-3894

Description

It was discovered that the ElytronManagedThread in Wildfly's Elytron subsystem in versions from 11 to 16 stores a SecurityIdentity to run the thread as. These threads do not necessarily terminate if the keep alive time has not expired. This could allow a shared thread to use the wrong security identity when executing.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.23% Top 25%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Red Hat wildfly
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3894 issue tracking vendor advisory
https://access.redhat.com/errata/RHSA-2019:1107 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:1108 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:1106 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:1140 third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20190517-0004/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-3894?
CVE-2019-3894 has been scored as a high severity vulnerability.
How to fix CVE-2019-3894?
To fix CVE-2019-3894, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-3894 being actively exploited in the wild?
It is possible that CVE-2019-3894 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3894?
CVE-2019-3894 affects Red Hat wildfly.
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