CVE-2022-31733: Critical severity Cloudfoundry Cf-deployment vulnerability
Starting with diego-release 2.55.0 and up to 2.69.0, and starting with CF Deployment 17.1 and up to 23.2.0, apps are accessible via another port on diego cells, allowing application ingress without a client certificate. If mTLS route integrity is enabled AND unproxied ports are turned off, then an attacker could connect to an application that should be only reachable via mTLS, without presenting a client certificate.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2022-31733?
CVE-2022-31733 is a vulnerability that allows application ingress without a client certificate if mTLS route integrity is enabled and unproxied ports are turned off in Cloudfoundry CF Deployment 17.1 to 23.2.0 and Cloudfoundry Diego 2.55.0 to 2.69.0.
How does CVE-2022-31733 impact Cloudfoundry CF Deployment?
CVE-2022-31733 allows unauthorized access to apps via another port on diego cells, bypassing client certificate requirement, if mTLS route integrity is enabled and unproxied ports are turned off.
How does CVE-2022-31733 impact Cloudfoundry Diego?
CVE-2022-31733 allows unauthorized access to apps via another port on diego cells, bypassing client certificate requirement, if mTLS route integrity is enabled and unproxied ports are turned off.
What is the severity of CVE-2022-31733?
The severity of CVE-2022-31733 is critical with a CVSS score of 9.1.
How can CVE-2022-31733 be fixed?
To fix CVE-2022-31733, update Cloudfoundry CF Deployment to a version beyond 23.2.0 or Cloudfoundry Diego to a version beyond 2.69.0.