Severity

High

Vendor

Cloud Foundry Foundation

Versions Affected

• CAPI-release versions prior to v1.35.0
• cf-release versions prior to v268

Description

A filesystem traversal vulnerability exists in the Cloud Controller that allows a space developer to escalate privileges by pushing a specially-crafted application that can write arbitrary files to the Cloud Controller VM.

Mitigation

Users of affected versions should apply the following mitigation or upgrade:

• Upgrade to Cloud Foundry v268 [1] or later
• For standalone component users:
  • Upgrade to CAPI-release 1.35.0 or later [2]

Credit

This vulnerability was responsibly reported by the GE Digital Security Team.

References

• [1] https://github.com/cloudfoundry/cf-release/releases
• [2] https://github.com/cloudfoundry/capi-release/releases

History

2017-07-19: Initial vulnerability report published