{"id":"CVE-2019-1997","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-1997","generatedAt":"2026-10-27T22:31:11.160Z","title":"In random_get_bytes of random.c, there is a possible degradation of randomness due to an insecure default value.","description":"In random_get_bytes of random.c, there is a possible degradation of randomness due to an insecure default value. This could lead to local information disclosure via an insecure wireless connection with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-117508900.","published":"2019-02-28T17:29:01.000Z","lastModified":"2026-06-17T02:29:49.000Z","status":"Modified","sourceIdentifier":"security@android.com","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-330"],"affected":["google/android"],"epss":{"score":0.00857,"percentile":0.58156,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/106946","tags":["Third Party Advisory","VDB Entry"],"source":"security@android.com"},{"url":"https://source.android.com/security/bulletin/2019-02-01","tags":["Vendor Advisory"],"source":"security@android.com"},{"url":"http://www.securityfocus.com/bid/106946","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://source.android.com/security/bulletin/2019-02-01","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-1997","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}