A side-channel attack, which requires a physical presence to the TPM, can lead to extraction of an Elliptic Curve Diffie-Hellman (ECDH) key.
Vendor
Nuvoton vulnerabilities
4 published CVES affecting Nuvoton, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 4
- Critical
- 0
- High
- 0
- Medium
- 2
- Low
- 2
- Unscored
- 0
- CISA KEV
- 0
Products
- npct75x firmware 2
- npcm705r firmware 1
- npcm710r firmware 1
- npcm730r firmware 1
- npcm750r firmware 1
- NPCM7xx (Poleg) BootBlock 1
- npcm7xx firmware 1
- NPCT7xx 1
Latest Nuvoton CVEs
Newest publication first
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LowCVSS 3.8 EPSS 0.12%
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MediumCVSS 6.7 EPSS 0.20%
Nuvoton - CWE-305: Authentication Bypass by Primary Weakness An attacker with write access to the SPI-Flash on an NPCM7xx BMC subsystem that uses the Nuvoton BootBlock reference code can modify the u-boot image header on flash parsed by the BootBlock which could lead to arbitrary...
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LowCVSS 3.8 EPSS 0.21%
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.
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MediumCVSS 6.0 EPSS 0.22%
In Nuvoton NPCT75x TPM 1.2 firmware 7.4.0.0, a local authenticated malicious user with high privileges could potentially gain unauthorized access to TPM non-volatile memory. NOTE: Upgrading to firmware version 7.4.0.1 will mitigate against the vulnerability, but version 7.4.0.1 i...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.