{"api_version":"1","generated_at":"2026-07-23T20:14:14+00:00","cve":"CVE-2022-23002","urls":{"html":"https://cve.report/CVE-2022-23002","api":"https://cve.report/api/cve/CVE-2022-23002.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-23002","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-23002"},"summary":{"title":"CVE-2022-23002","description":"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 resulting output will cause an error when used in other operations. This may be leveraged by an attacker to cause an error scenario in applications which use the library, resulting in a limited denial of service for an individual user. The scope of impact cannot extend to other components.","state":"PUBLIC","assigner":"psirt@wdc.com","published_at":"2022-07-29 19:15:00","updated_at":"2022-08-05 18:48:00"},"problem_types":["NVD-CWE-noinfo"],"metrics":[],"references":[{"url":"https://www.westerndigital.com/support/product-security/wdc-22013-sweet-b-incorrect-output-vulnerabilities","name":"https://www.westerndigital.com/support/product-security/wdc-22013-sweet-b-incorrect-output-vulnerabilities","refsource":"MISC","tags":[],"title":"WDC-22013 Sweet B Incorrect Output Vulnerabilities | Western Digital","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-23002","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23002","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"23002","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"westerndigital","cpe5":"sweet_b","cpe6":"1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"psirt@wdc.com","ID":"CVE-2022-23002","STATE":"PUBLIC","TITLE":"Point Compression/Decompression of NIST P-256 points with X coordinate of zero"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Sweet B Library","version":{"version_data":[{"version_affected":"<","version_name":"Sweet B Library","version_value":"v2"}]}}]},"vendor_name":"Western Digital"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"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 resulting output will cause an error when used in other operations. This may be leveraged by an attacker to cause an error scenario in applications which use the library, resulting in a limited denial of service for an individual user. The scope of impact cannot extend to other components."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-703 Improper Check or Handling of Exceptional Conditions"}]}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://www.westerndigital.com/support/product-security/wdc-22013-sweet-b-incorrect-output-vulnerabilities","name":"https://www.westerndigital.com/support/product-security/wdc-22013-sweet-b-incorrect-output-vulnerabilities"}]},"solution":[{"lang":"eng","value":"The vulnerability was addressed by fully reducing the output modulo the field prime. To get the latest version of the Sweet B library, update your local repository from https://github.com/westerndigitalcorporation/sweet-b"}],"source":{"discovery":"INTERNAL"}},"nvd":{"publishedDate":"2022-07-29 19:15:00","lastModifiedDate":"2022-08-05 18:48:00","problem_types":["NVD-CWE-noinfo"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM"},"exploitabilityScore":3.9,"impactScore":1.4}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:westerndigital:sweet_b:1:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"23002","Ordinal":"225593","Title":"CVE-2022-23002","CVE":"CVE-2022-23002","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"23002","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}