01 Record
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
LowPUBLISHEDCNA: mitre
CNA base score3.8 CVSS v3.xCVSS:3.1/AC:H/AV:P/A:N/C:H/I:N/PR:H/S:U/UI:N
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.20% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 10.6% of scored records. A rank, not a probability.
- NVD base score
- 3.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-08-10 15:28Z5 YR AGO
- Last updated
- 2024-08-04 15:26Z2 YR AGO
- Reserved
- 2020-09-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Low (CVSS 3.8)
- CNA CVSS vector
- CVSS:3.1/AC:H/AV:P/A:N/C:H/I:N/PR:H/S:U/UI:N
- Weaknesses
- CWE-203Observable DiscrepancyBase
- Data version
- 5.1
- Document digest
- 2bd8c7020311dd17bca24bbb4234ca50a75c453b7435f36aab7da1ba04cd5383