Spring Cloud Config Server may not use Vault token sent by clients using a X-CONFIG-TOKEN header when making requests to Vault. Your application may be affected by this if the following are true:
In this case the SessionManager persists the first token it retrieves and will continue to use that token even if client requests to the Spring Cloud Config Server include a X-CONFIG-TOKEN header with a different value. Affected Spring Products and Versions Spring Cloud Config:
Mitigation Users of affected versions should upgrade to the corresponding fixed version.
Affected version(s)Fix versionAvailability4.2.x4.2.2OSS4.1.x4.1.6OSS4.0.x4.0.10Commercial3.1.x3.1.10Commercial3.0.x4.1.6OSS2.2.x4.1.6OSS NOTE: Spring Cloud Config 3.0.x and 2.2.x are no longer under open source or commercial support. Users of these versions are encouraged to upgrade to a supported version.
No other mitigation steps are necessary.
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.