🛡️ CVE-2020-25689 — wildfly

🟡 CVSS 5.0 — Medium ✅ No Known Exploit CWE-400 OSV
5.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Uncontrolled Resource Consumption in WildFly 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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2020-25689 is classified as CWE-400: Uncontrolled Resource Consumption. A request can consume memory, CPU or storage without limit, exhausting capacity for everyone else.

Affected software and timeline

Affected software: org.wildfly:wildfly-dist (fixed in 21.0.1) and wildfly. Published on 24 May 2022 and last revised on 21 February 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
bugzilla.redhat.com (Web)
security.netapp.com (Web)

Details

Severity Medium
CVSS Score 5.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE CWE-400
Public Exploit ✅ No
Source OSV
Published 2022-05-24
Updated 2026-08-12
Modified 2024-02-21
Fix URL N/A

Affected Packages

Software From version Fixed in
org.wildfly:wildfly-dist — 21.0.1
wildfly — —

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More CVE 2020 advisories

Part of CVE 2020 in the advisory index.