Wildfly EJB Client causes DoS
A flaw was discovered in Wildfly's EJB Client as shipped with Red Hat JBoss EAP 7, where some specific EJB transaction objects may get accumulated over the time and can cause services to slow down and eventually unavailable. An attacker can take advantage and cause denial of service attack and make services unavailable.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.jboss:jboss-ejb-client | < 4.0.34.Final | 4.0.34.Final |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-14297
- https://github.com/wildfly/jboss-ejb-client/commit/e5f8e4b591f1698a53adc7e430584ca2a8fc9f1b
- https://github.com/wildfly/jboss-ejb-client/commits/4.0.34.Final
- https://github.com/wildfly/jboss-ejb-client
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14297
- https://bugzilla.redhat.com/show_bug.cgi?id=1853595
- https://access.redhat.com/solutions/21906
- https://access.redhat.com/security/cve/CVE-2020-14297
- https://access.redhat.com/errata/RHSA-2021:3140
- https://access.redhat.com/errata/RHSA-2020:3817
- https://access.redhat.com/errata/RHSA-2020:3642
- https://access.redhat.com/errata/RHSA-2020:3639
- https://access.redhat.com/errata/RHSA-2020:3638
- https://access.redhat.com/errata/RHSA-2020:3637
- https://access.redhat.com/errata/RHSA-2020:3539
- https://access.redhat.com/errata/RHSA-2020:3501
- https://access.redhat.com/errata/RHSA-2020:3464
- https://access.redhat.com/errata/RHSA-2020:3463
- https://access.redhat.com/errata/RHSA-2020:3462
- https://access.redhat.com/errata/RHSA-2020:3461
- https://access.redhat.com/errata/RHSA-2020:3144
- https://access.redhat.com/errata/RHSA-2020:3143
- https://access.redhat.com/errata/RHSA-2020:3142
- https://access.redhat.com/errata/RHSA-2020:3141
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-400- Platform
- Java / Kotlin (Maven)
- Package
org.jboss:jboss-ejb-client- Disclosed
- 24.05.2022
- Updated
- 11.10.2026 12:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-qcch-9268-59jw - CC BY 4.0
Vulnerability history: org.jboss:jboss-ejb-client
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 05.2022 05.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 2
Disclosures per year
- 2022: 2
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
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Wildfly EJB Client causes DoS this entry
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