{"schemaVersion":3,"id":"CVE-2025-20676","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00412240; Issue ID: MSV-3293.","dates":{"published":"2025-06-02T02:29:44.789Z","modified":"2025-06-03T17:40:16.458Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.5,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":5.5,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":5.5,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00152,"percentile":0.0391,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0.0040000000000000105,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00148},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00152,"percentile":0.0391}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00148,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00152,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00152,"percentile":0.0391}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-476","name":"NULL Pointer Dereference","description":"The product dereferences a pointer that it expects to be valid but is NULL.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/476.html"}],"affected":[{"vendor":"mediatek, inc.","product":"mt7902, mt7921, mt7922, mt7925, mt7927","name":"MT7902, MT7921, MT7922, MT7925, MT7927","label":"mt7902, mt7921, mt7922, mt7925, mt7927","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"NB SDK release 3.6 and before","noFixRecorded":false,"fixedIn":null}],"versionsText":"NB SDK release 3.6 and before","eol":null,"hubHref":"/vendor/mediatek_inc/mt7902_mt7921_mt7922_mt7925_mt7927"},{"vendor":"mediatek","product":"nbiot_sdk","name":"nbiot sdk","label":"nbiot_sdk","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 3.6","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 3.6","eol":null,"hubHref":"/vendor/mediatek/nbiot_sdk"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/June-2025","label":"corp.mediatek.com/product-security-bulletin/June-2025","hostname":"corp.mediatek.com","tags":["Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2025-06-02T02:29:44.789Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-06-03T17:40:16.458Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":22,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T04:06:27.507Z","stale":false,"partial":false}}