Deserialization in Red Hat Jboss Enterprise Application Platform
CVE-2021-20318
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.
Vulnerability class: Insecure Deserialization
EPSS: 0.017 (74.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Redhat Jboss_enterprise_application_platform — versions 7.3.9, 7.4.0
- N/a Artemis In Eap 7 — versions 7.3.9.GA, 7.4.0.GA
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_MISC, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-20318?
- CVE-2021-20318 is a high-severity vulnerability in Red Hat Jboss Enterprise Application Platform, classified under Deserialization of Untrusted Data. CVSS score: 7.2/10. Published 2021-12-23.
- How severe is CVE-2021-20318?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2021-20318 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.