CVE-2020-5420
7.7 · HIGHOverview
CVE-2020-5420 is a high-severity vulnerability affecting cloudfoundry cf-deployment. It was published on September 3, 2020 and has a CVSS 3.1 base score of 7.7 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.7, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Cloud Foundry Routing (Gorouter) versions prior to 0.206.0 allow a malicious developer with "cf push" access to cause denial-of-service to the CF cluster by pushing an app that returns specially crafted HTTP responses that crash the Gorouters.
Remediation
Check the references section for vendor advisories and patches from cloudfoundry. Update cf-deployment 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 |
|---|---|---|---|
| cloudfoundry | cf-deployment | >= 0, < 13.15.0 | Affected |
| cloudfoundry | gorouter | >= 0, < 0.206.0 | Affected |
Frequently Asked Questions
What is CVE-2020-5420?
CVE-2020-5420 is a high-severity vulnerability affecting cloudfoundry cf-deployment. It was published on September 3, 2020 and has a CVSS 3.1 base score of 7.7 (HIGH).
How severe is CVE-2020-5420?
This vulnerability has a CVSS 3.1 base score of 7.7, 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-2020-5420?
Check the references section for vendor advisories and patches from cloudfoundry. Update cf-deployment 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-2020-5420?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-5420 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
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