Vulnerability · Published Sep 3, 2020 · Assigned by pivotal
CVE-2020-5420Gorouter is vulnerable to DoS attack via invalid HTTP responses
High 7.7
In plain English
A high-severity security flaw in CF Deployment from Cloud Foundry. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities).
Severity (CVSS 3.0)7.7High
Exploit odds (30 days)1.2%top 32.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cloud Foundry | Routing | All – before 0.206.0 |
| Cloud Foundry | CF Deployment | All – before 13.15.0 |
Weakness: CWE-754 · Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
References
- https://www.cloudfoundry.org/blog/cve-2020-5420 x_refsource_CONFIRM