Home/CVE/A flaw was found in wildfly. The JBoss EJB client has publicly accessible privileged actions which may lead to informati
CVE

CVE-2021-20250

A flaw was found in wildfly. The JBoss EJB client has publicly accessible privileged actions which may lead to informati

A flaw was found in wildfly. The JBoss EJB client has publicly accessible privileged actions which may lead to information disclosure on the server it is deployed on. The highest threat from this vulnerability is to data confidentiality.

MEDIUM · CVSS 4.3 EPSS 0.00291
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

2
redhat jboss-ejb-client< 4.0.39
redhat jboss enterprise application platform expansion packall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.jboss:jboss-ejb-client MODERATE fixed in 4.0.39
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 May 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
⚑

Vendor Advisories

7
rhsaRHSA-2021:2755Moderate
rhsaRHSA-2021:2210Important
rhsaRHSA-2021:0885Moderate
rhsaRHSA-2021:0874Moderate
rhsaRHSA-2021:0974Moderate
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=1929479Issue TrackingVendor Advisory
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