VULNERABILITY INTELLIGENCE

CVE-2020-25689

CVSS score5.3 MEDIUM

EPSS probability1.49%

CISA KEVNot currently listed

Published2020-11-02

Last modified2026-06-17

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

Description

A memory leak flaw was found in WildFly in all versions up to 21.0.0.Final, where host-controller tries to reconnect in a loop, generating new connections which are not properly closed while not able to connect to domain-controller. This flaw allows an attacker to cause an Out of memory (OOM) issue, leading to a denial of service. The highest threat from this vulnerability is to system availability.

Weakness classification

secalert@redhat.com: CWE-401
nvd@nist.gov: CWE-401

Primary references

secalert@redhat.com — Exploit, Issue Tracking, Patch, Vendor Advisory
secalert@redhat.com — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory