EdDSA implementation in eddsa-api exhibits signature malleability

eddsa-api makes the EdDSA-Java library ed25519-java available to other plugins. eddsa-api 0.3.0-13.v7cb69ed68f00 and earlier bundles version 0.3.0 of EdDSA-Java, which exhibits signature malleability and does not satisfy the SUF-CMA Strong Existential Unforgeability under Chosen Message Attacks...

CVE-2020-36843

The implementation of EdDSA in EdDSA-Java aka ed25519-java through 0.3.0 exhibits signature malleability and does not satisfy the SUF-CMA Strong Existential Unforgeability under Chosen Message Attacks property. This allows attackers to create new valid signatures different from previous signature...

UBUNTU-CVE-2020-36843

The implementation of EdDSA in EdDSA-Java aka ed25519-java through 0.3.0 exhibits signature malleability and does not satisfy the SUF-CMA Strong Existential Unforgeability under Chosen Message Attacks property. This allows attackers to create new valid signatures different from previous signature...

CVE-2020-36843

CVE-2020-36843 affects EdDSA-Java (ed25519-java) up to 0.3.0, causing signature malleability and failure of SUF-CMA. Connected IBM advisories document concrete products/versions at risk and available fixes: IBM App Connect Enterprise Toolkit v13.0.1.0–13.0.4.2 with APAR IT48311, fixed in 13.0.5.0...