{"id":"CVE-2023-21494","aliases":["EUVD-2023-25662","GHSA-cv2v-x3r8-x9vv"],"status":"published","title":"Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband...","description":"Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.","severity":{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0066,"percentile":0.51926,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-20"],"published":"2023-05-04T00:00:00Z","modified":"2026-06-17T05:33:00Z","products":[{"vendor":"samsung","product":"android"},{"vendor":"samsung mobile","product":"samsung mobile devices"}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2023\u0026month=05","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21494"},{"url":"https://github.com/advisories/GHSA-cv2v-x3r8-x9vv"}],"sources":{"cve":[{"id":"CVE-2023-21494","description":"Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.","status":"published","published":"2023-05-04T00:00:00Z","modified":"2025-02-12T16:15:56.178Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:20.368244Z"}],"euvd":[{"id":"EUVD-2023-25662","description":"Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.","status":"published","published":"2023-05-04T00:00:00Z","modified":"2025-02-12T16:15:56Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:03:57.825751Z"}],"ghsa":[{"id":"GHSA-cv2v-x3r8-x9vv","title":"Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband...","description":"Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.","status":"published","published":"2023-05-04T21:30:28Z","modified":"2024-04-04T03:48:30Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-20","CWE-120"],"updated_at":"2026-11-02T14:56:18.466724Z"}],"nvd":[{"id":"CVE-2023-21494","description":"Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.","status":"published","published":"2023-05-04T21:15:10.2Z","modified":"2026-06-17T05:33:00.16Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-20","CWE-120"],"updated_at":"2026-11-02T14:07:59.151142Z"}]}}