Westerndigital Sweet B vulnerabilities

4 CVEs affecting Westerndigital Sweet B, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2022-23004, published 2022-07-29.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2022-23004, published 2022-07-29. Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days. When computing a shared secret or point multiplication on the NIST P-256 curve using a public key with an X coordinate of zero, an error is returned from the library, and an invalid unreduced value…
CVE-2022-23003, published 2022-07-29. Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days. When computing a shared secret or point multiplication on the NIST P-256 curve that results in an X coordinate of zero, the resulting output is not properly reduced modulo the P-256 field prime and…
CVE-2022-23002, published 2022-07-29. Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days. When compressing or decompressing a point on the NIST P-256 elliptic curve with an X coordinate of zero, the resulting output is not properly reduced modulo the P-256 field prime and is invalid. The…
CVE-2022-23001, published 2022-07-29. Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days. When compressing or decompressing elliptic curve points using the Sweet B library, an incorrect choice of sign bit is used. An attacker with user level privileges and no other user's assistance can…