{"id":"CVE-2026-21552","aliases":["A-517360525","ASB-A-517360525","EUVD-2026-52233","GHSA-4c53-w7qg-m85h","U-3379448"],"status":"published","title":"In modem, there is a possible improper input validation. This could lead to remote denial of...","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00706,"percentile":0.53722,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2026-08-03T07:18:26Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2026-09-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2026-09-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"unisoc (shanghai) technologies co., ltd.","product":"t8100/t9100/t8200/t8300"}],"references":[{"url":"https://www.unisoc.com/en/support/product-security-bulletin/2084109408382668801"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21552"},{"url":"https://github.com/advisories/GHSA-4c53-w7qg-m85h"},{"url":"https://source.android.com/security/bulletin/2026-09-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-21552","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T07:18:26.037Z","modified":"2026-08-03T14:20:00.45Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T13:41:53.237769Z"}],"euvd":[{"id":"EUVD-2026-52233","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T07:18:26Z","modified":"2026-08-03T14:20:00Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T18:02:24.819631Z"}],"ghsa":[{"id":"GHSA-4c53-w7qg-m85h","title":"In modem, there is a possible improper input validation. This could lead to remote denial of...","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T09:32:38Z","modified":"2026-08-03T15:32:45Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:10:02.233759Z"}],"nvd":[{"id":"CVE-2026-21552","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T08:17:19.903Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:34.290716Z"}],"osv":[{"id":"ASB-A-517360525","status":"published","published":"2026-09-01T00:00:00Z","modified":"2026-11-10T16:45:41.426023455Z","updated_at":"2026-11-09T17:05:18.698671Z"}]}}