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Security Advisory

CVE-2021-22098: Open redirect vulnerability in UAA server

Severity

Medium

Vendor

Cloud Foundry Foundation

Description

UAA server versions prior to 75.4.0 are vulnerable to an open redirect vulnerability. A malicious user can exploit the open redirect vulnerability by social engineering leading to take over of victims’ accounts in certain cases along with redirection of UAA users to a malicious sites.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • UAA Release
    • All versions prior to 75.5.0
  • CF Deployment
    • All versions prior to 16.20.0

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:

  • UAA Release
    • Upgrade all versions to 75.5.0 or greater
  • CF Deployment
    • Upgrade all versions to 16.20.0 or greater

Credit

This issue was responsibly reported by Amit Laish of GE digital.

History

2021-07-27: Initial vulnerability report published.

Cloud Foundry Foundation Security Team Profile Image

Cloud Foundry Foundation Security Team, AUTHOR

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