An attacker with physical access to Nuvoton Trusted Platform Module (NPCT75x 7.2.x before 7.2.2.0) could extract an Elliptic Curve Cryptography (ECC) private key via a side-channel attack against ECDSA, because of an Observable Timing Discrepancy.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25082
Reference (s):
- https://www.nuvoton.com/support/product-related-information/security-advisories/sa-002/