{"id":"CVE-2025-50464","aliases":["EUVD-2025-23201","GHSA-rp2x-xfx4-4r2g"],"status":"published","title":"A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5...","description":"A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5.04. The vulnerability arises due to the unsafe use of the strcpy function to copy attacker-controlled data from the CONTENT_TYPE HTTP header into a fixed-size stack buffer (v8, allocated 8 bytes) without bounds checking. Since this operation occurs before authentication logic is executed, the vulnerability is exploitable pre-authentication.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00541,"percentile":0.45849,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2025-07-30T00:00:00Z","modified":"2026-06-17T09:35:05Z","products":[{"vendor":"iptime","product":"nas_firmware"}],"references":[{"url":"https://lafdrew.github.io/2025/04/25/Buffer-Overflow-in-upload-cgi-of-iptime-nas-1-5-04/","tags":["Broken Link"]},{"url":"https://github.com/lafdrew/IOT/blob/main/iptime_nas_1.5.04/Buffer-Overflow-in-upload-cgi-of-iptime-nas-1-5-04.md","tags":["Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-50464"},{"url":"https://lafdrew.github.io/2025/04/25/Buffer-Overflow-in-upload-cgi-of-iptime-nas-1-5-04"},{"url":"https://github.com/advisories/GHSA-rp2x-xfx4-4r2g"}],"sources":{"cve":[{"id":"CVE-2025-50464","description":"A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5.04. The vulnerability arises due to the unsafe use of the strcpy function to copy attacker-controlled data from the CONTENT_TYPE HTTP header into a fixed-size stack buffer (v8, allocated 8 bytes) without bounds checking. Since this operation occurs before authentication logic is executed, the vulnerability is exploitable pre-authentication.","status":"published","published":"2025-07-30T00:00:00Z","modified":"2025-07-30T19:30:50.586Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:32:52.526476Z"}],"euvd":[{"id":"EUVD-2025-23201","description":"A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5.04. The vulnerability arises due to the unsafe use of the strcpy function to copy attacker-controlled data from the CONTENT_TYPE HTTP header into a fixed-size stack buffer (v8, allocated 8 bytes) without bounds checking. Since this operation occurs before authentication logic is executed, the vulnerability is exploitable pre-authentication.","status":"published","published":"2025-07-30T00:00:00Z","modified":"2025-07-30T19:30:50Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:02.888981Z"}],"ghsa":[{"id":"GHSA-rp2x-xfx4-4r2g","title":"A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5...","description":"A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5.04. The vulnerability arises due to the unsafe use of the strcpy function to copy attacker-controlled data from the CONTENT_TYPE HTTP header into a fixed-size stack buffer (v8, allocated 8 bytes) without bounds checking. Since this operation occurs before authentication logic is executed, the vulnerability is exploitable pre-authentication.","status":"published","published":"2025-07-30T21:31:39Z","modified":"2025-07-30T21:31:46Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:03:09.000825Z"}],"nvd":[{"id":"CVE-2025-50464","description":"A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5.04. The vulnerability arises due to the unsafe use of the strcpy function to copy attacker-controlled data from the CONTENT_TYPE HTTP header into a fixed-size stack buffer (v8, allocated 8 bytes) without bounds checking. Since this operation occurs before authentication logic is executed, the vulnerability is exploitable pre-authentication.","status":"published","published":"2025-07-30T19:15:48.79Z","modified":"2026-06-17T09:35:05.157Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:11:21.71471Z"}]}}