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CVE-2020-3956

8.8 · HIGH

VMware Cloud Director 10.0.x before 10.0.0.2, 9.7.0.x before 9.7.0.5, 9.5.0.x before 9.5.0.6, and 9.1.0.x before 9.1.0.4 do not properly handle input leading to a code injection vulnerability.

Published May 20, 2020CWE-917EPSS 21.10%

Overview

CVE-2020-3956 is a high-severity vulnerability. It was published on May 20, 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 Cloud Director 10.0.x before 10.0.0.2, 9.7.0.x before 9.7.0.5, 9.5.0.x before 9.5.0.6, and 9.1.0.x before 9.1.0.4 do not properly handle input leading to a code injection vulnerability. An authenticated actor may be able to send malicious traffic to VMware Cloud Director which may lead to arbitrary remote code execution. This vulnerability can be exploited through the HTML5- and Flex-based UIs, the API Explorer interface and API access.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refpacketstormsecurity.com/files/157909/vCloud-Director-9.7.0.15498291-Remote-Code-Execution.htmlRefcitadelo.com/en/blog/full-infrastructure-takeover-of-vmware-cloud-director-CVE-2020-3956/GitHubgithub.com/aaronsvk/CVE-2020-3956Refwww.vmware.com/security/advisories/VMSA-2020-0010.htmlRefpacketstormsecurity.com/files/157909/vCloud-Director-9.7.0.15498291-Remote-Code-Execution.htmlRefcitadelo.com/en/blog/full-infrastructure-takeover-of-vmware-cloud-director-CVE-2020-3956/GitHubgithub.com/aaronsvk/CVE-2020-3956Refwww.vmware.com/security/advisories/VMSA-2020-0010.html

How CyberStrike helps

Frequently asked questions

What is CVE-2020-3956?

CVE-2020-3956 is a high-severity vulnerability. It was published on May 20, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2020-3956?

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-2020-3956?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2020-3956?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-3956 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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