CVE-2020-5396
8.8 · HIGHOverview
CVE-2020-5396 is a high-severity vulnerability affecting vmware gemfire. It was published on July 31, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
VMware GemFire versions prior to 9.10.0, 9.9.2, 9.8.7, and 9.7.6, and VMware Tanzu GemFire for VMs versions prior to 1.11.1 and 1.10.2, when deployed without a SecurityManager, contain a JMX service available which contains an insecure default configuration. This allows a malicious user to create an MLet mbean leading to remote code execution.
Remediation
Check the references section for vendor advisories and patches from vmware. Update gemfire 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 |
|---|---|---|---|
| vmware | gemfire | >= 9.7.0, < 9.7.6 | Affected |
| vmware | tanzu_gemfire_for_virtual_machines | >= 1.10.0, < 1.10.2 | Affected |
Frequently Asked Questions
What is CVE-2020-5396?
CVE-2020-5396 is a high-severity vulnerability affecting vmware gemfire. It was published on July 31, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2020-5396?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-5396?
Check the references section for vendor advisories and patches from vmware. Update gemfire 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-2020-5396?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-5396 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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