GMS-2020-547: Holder can generate proof of ownership for credentials it does not control in vp-toolkit

March 6, 2020

The verifyVerifiablePresentation() method check the cryptographic integrity of the Verifiable Presentation, but it does not check if the credentialSubject.id` DID matches the signer of the VP proof.

References

github.com/advisories/GHSA-ff5x-w9wg-h275
github.com/rabobank-blockchain/vp-toolkit/commit/18a7db84d3265c6ffa10ef63eb37ae1bd4ba192b
github.com/rabobank-blockchain/vp-toolkit/issues/14
github.com/rabobank-blockchain/vp-toolkit/security/advisories/GHSA-ff5x-w9wg-h275

Code Behaviors & Features

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