CVE-2021-20318: redhat jboss_enterprise_application_platform Deserialization of Untrusted Data
Vulnerability summary
CVE-2021-20318 is a high (CVSS 7.2) Deserialization of Untrusted Data vulnerability in redhat jboss_enterprise_application_platform. EPSS estimates a 1.76% chance of exploitation in the next 30 days, higher than 77.9% of scored vulnerabilities.
Not severe (CVSS 7.2, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2Timeline
- 23-12-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
The HornetQ component of Artemis in EAP 7 was not updated with the fix for CVE-2016-4978. A remote attacker could use this flaw to execute arbitrary code with the permissions of the application using a JMS ObjectMessage.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.76%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
Increase +0.06 pp
From 1.70% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Redhat1 product
- jboss_enterprise_application_platform7.3.9:general_availability | 7.4.0:general_availability
1 vendor · 1 product