Vulnerability in Western Digital Sweet B Library
CVE-2022-23004
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 is written to the output buffer. This may be leveraged by an attacker to cause an error scenario, resulting in a limited denial of service for an individual user. The scope of impact cannot extend to other components.
EPSS: 0.007 (48.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Western Digital Sweet B Library — versions Sweet B Library
- Westerndigital Sweet_b — versions 1
Weakness classification (CWE)
References
- psirt@wdc.com (Product, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-23004?
- CVE-2022-23004 is a medium-severity vulnerability in Western Digital Sweet B Library, classified under CWE-703. CVSS score: 5.3/10. Published 2022-07-29.
- How severe is CVE-2022-23004?
- Medium severity. CVSS v3 base score is 5.3 out of 10.