CVE-2021-3642
5.3 · MEDIUMOverview
CVE-2021-3642 is a medium-severity vulnerability affecting redhat wildfly_elytron. It was published on August 5, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
A flaw was found in Wildfly Elytron in versions prior to 1.10.14.Final, prior to 1.15.5.Final and prior to 1.16.1.Final where ScramServer may be susceptible to Timing Attack if enabled. The highest threat of this vulnerability is confidentiality.
Remediation
Check the references section for vendor advisories and patches from redhat. Update wildfly_elytron to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| redhat | wildfly_elytron | >= 0, < 1.10.14 | Affected |
| quarkus | quarkus | 0 | Affected |
Frequently Asked Questions
What is CVE-2021-3642?
CVE-2021-3642 is a medium-severity vulnerability affecting redhat wildfly_elytron. It was published on August 5, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2021-3642?
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-3642?
Check the references section for vendor advisories and patches from redhat. Update wildfly_elytron to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-3642?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-3642 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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