{"id":"CVE-2023-21517","aliases":["EUVD-2023-25685","GHSA-j3q7-q94g-fmjj"],"status":"published","title":"Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows...","description":"Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows remote attacker to execute arbitrary code.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01612,"percentile":0.76166,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-787"],"published":"2023-06-28T00:00:00Z","modified":"2026-06-17T05:33:04Z","products":[{"vendor":"samsung","product":"exynos"},{"vendor":"samsung mobile","product":"samsung mobile devices"}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2023\u0026month=06","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21517"},{"url":"https://github.com/advisories/GHSA-j3q7-q94g-fmjj"}],"sources":{"cve":[{"id":"CVE-2023-21517","description":"Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows remote attacker to execute arbitrary code.","status":"published","published":"2023-06-28T00:00:00Z","modified":"2024-12-04T21:43:05.684Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:20.368244Z"}],"euvd":[{"id":"EUVD-2023-25685","description":"Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows remote attacker to execute arbitrary code.","status":"published","published":"2023-06-28T00:00:00Z","modified":"2024-12-04T21:43:05Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:40.496649Z"}],"ghsa":[{"id":"GHSA-j3q7-q94g-fmjj","title":"Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows...","description":"Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows remote attacker to execute arbitrary code.","status":"published","published":"2023-06-28T21:30:30Z","modified":"2024-04-04T05:16:16Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-120","CWE-787"],"updated_at":"2026-11-02T14:56:31.130891Z"}],"nvd":[{"id":"CVE-2023-21517","description":"Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows remote attacker to execute arbitrary code.","status":"published","published":"2023-06-28T21:15:09.557Z","modified":"2026-06-17T05:33:04.187Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","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-120","CWE-787"],"updated_at":"2026-11-02T14:08:14.715708Z"}]}}