{"id":"CVE-2025-49604","aliases":["EUVD-2025-20832","GHSA-c4jh-w3h2-9h7c"],"status":"published","title":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba...","description":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba-arduino-d before version 3.1.9 and ameba-rtos-d before commit c2bfd8216a1cbc19ad2ab5f48f372ecea756d67a on 2025/07/03. In the WLAN driver defragment function, lack of validation of the size of fragmented Wi-Fi frames may lead to a heap-based buffer overflow.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00378,"percentile":0.32091,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2025-07-09T00:00:00Z","modified":"2026-10-28T02:30:40Z","references":[{"url":"https://github.com/Ameba-AIoT/ameba-arduino-d/releases/tag/V3.1.9","tags":["web"]},{"url":"https://github.com/Ameba-AIoT/ameba-arduino-d/pull/281","tags":["fix"]},{"url":"https://www.amebaiot.com/en/security-bulletin-cve-2025-49604/","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-49604","tags":["advisory"]},{"url":"https://www.amebaiot.com/en/security-bulletin-cve-2025-49604"},{"url":"https://github.com/advisories/GHSA-c4jh-w3h2-9h7c"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/49xxx/CVE-2025-49604.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-49604","description":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba-arduino-d before version 3.1.9 and ameba-rtos-d before commit c2bfd8216a1cbc19ad2ab5f48f372ecea756d67a on 2025/07/03. In the WLAN driver defragment function, lack of validation of the size of fragmented Wi-Fi frames may lead to a heap-based buffer overflow.","status":"published","published":"2025-07-09T00:00:00Z","modified":"2025-09-22T15:28:13.942Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:32:24.825718Z"}],"euvd":[{"id":"EUVD-2025-20832","description":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba-arduino-d before version 3.1.9 and ameba-rtos-d before commit c2bfd8216a1cbc19ad2ab5f48f372ecea756d67a on 2025/07/03. In the WLAN driver defragment function, lack of validation of the size of fragmented Wi-Fi frames may lead to a heap-based buffer overflow.","status":"published","published":"2025-07-09T00:00:00Z","modified":"2025-09-22T15:28:13Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:31:40.869423Z"}],"ghsa":[{"id":"GHSA-c4jh-w3h2-9h7c","title":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba...","description":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba-arduino-d before version 3.1.9 and ameba-rtos-d before commit c2bfd8216a1cbc19ad2ab5f48f372ecea756d67a on 2025/07/03. In the WLAN driver defragment function, lack of validation of the size of fragmented Wi-Fi frames may lead to a heap-based buffer overflow.","status":"published","published":"2025-07-09T18:30:44Z","modified":"2025-07-09T21:32:18Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:02:58.788337Z"}],"nvd":[{"id":"CVE-2025-49604","description":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba-arduino-d before version 3.1.9 and ameba-rtos-d before commit c2bfd8216a1cbc19ad2ab5f48f372ecea756d67a on 2025/07/03. In the WLAN driver defragment function, lack of validation of the size of fragmented Wi-Fi frames may lead to a heap-based buffer overflow.","status":"published","published":"2025-07-09T16:15:24.137Z","modified":"2026-06-17T09:31:34.377Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:11:17.727956Z"}],"osv":[{"id":"CVE-2025-49604","description":"For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba-arduino-d before version 3.1.9 and ameba-rtos-d before commit c2bfd8216a1cbc19ad2ab5f48f372ecea756d67a on 2025/07/03. In the WLAN driver defragment function, lack of validation of the size of fragmented Wi-Fi frames may lead to a heap-based buffer overflow.","status":"published","published":"2025-07-09T00:00:00Z","modified":"2026-10-28T02:30:40.35937947Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:50.037003Z"}]}}