{"schemaVersion":3,"id":"USN-3944-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"wpa vulnerabilities\n\nIt was discovered that wpa_supplicant and hostapd were vulnerable to a\nside channel attack against EAP-pwd. A remote attacker could possibly use\nthis issue to recover certain passwords. (CVE-2019-9495)\n\nMathy Vanhoef discovered that wpa_supplicant and hostapd incorrectly\nvalidated received scalar and element values in EAP-pwd-Commit messages. A\nremote attacker could possibly use this issue to perform a reflection\nattack and authenticate without the appropriate password. (CVE-2019-9497,\nCVE-2019-9498, CVE-2019-9499)\n\nIt was discovered that hostapd incorrectly handled obtaining random\nnumbers. In rare cases where the urandom device isn't available, it would\nfall back to using a low-quality PRNG. This issue only affected Ubuntu\n14.04 LTS and Ubuntu 16.04 LTS. (CVE-2016-10743)","dates":{"published":"2019-04-10T16:53:57.000Z","modified":"2026-02-10T04:41:31.000Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"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":[],"affected":[{"vendor":"ubuntu","product":"wpa","name":"wpa","label":"wpa","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/wpa","purlType":"deb","versions":[{"text":"< 2.1-0ubuntu1.7","noFixRecorded":false,"fixedIn":null},{"text":"< 2.4-0ubuntu6.4","noFixRecorded":false,"fixedIn":null},{"text":"< 2:2.6-15ubuntu2.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.1-0ubuntu1.7 | < 2.4-0ubuntu6.4 | < 2:2.6-15ubuntu2.2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-3944-1","label":"ubuntu.com/security/notices/USN-3944-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2016-10743","label":"ubuntu.com/security/CVE-2016-10743","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-9495","label":"ubuntu.com/security/CVE-2019-9495","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-9497","label":"ubuntu.com/security/CVE-2019-9497","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-9498","label":"ubuntu.com/security/CVE-2019-9498","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-9499","label":"ubuntu.com/security/CVE-2019-9499","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2016-10743","CVE-2019-9495","CVE-2019-9497","CVE-2019-9498","CVE-2019-9499"],"downstream":[],"duplicates":[],"related":["CVE-2016-10743","CVE-2019-9495","CVE-2019-9497","CVE-2019-9498","CVE-2019-9499"]},"timeline":[{"kind":"published","date":"2019-04-10T16:53:57.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-10T04:41:31.000Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T22:20:12.896Z","stale":false,"partial":false}}