LOW · 3.8

CVE-2020-25082

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 ECDS...

Vulnerability Description

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.

CVSS Score

3.8

LOW

CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack Vector
PHYSICAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
NuvotonNpct75X Firmware>= 7.2.0, < 7.2.2.0
NuvotonNpct75X-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-25082?

CVE-2020-25082 is a vulnerability with a CVSS score of 3.8 (LOW). 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 ECDS...

How severe is CVE-2020-25082?

CVE-2020-25082 has been rated LOW with a CVSS base score of 3.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-25082?

Check the references section above for vendor advisories and patch information. Affected products include: Nuvoton Npct75X Firmware, Nuvoton Npct75X.