This might be proprietary software.

#Vulnerabilities 2
Date Id Summary Products Score Patch Annotated
2020-01-02 CVE-2019-14859 A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable signature to create false transactions. Python\-Ecdsa, Ceph_storage, Openstack, Virtualization 9.1
2019-11-26 CVE-2019-14853 An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or no exceptions at all), which could lead to a denial of service. Python\-Ecdsa N/A