{"id":"CVE-2023-41276","aliases":["EUVD-2023-45792","GHSA-7vp4-2f38-rg78"],"status":"published","title":"QTS, QuTS hero, QuTScloud","description":"A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.2.2533 build 20230926 and later\nQuTS hero h5.1.2.2534 build 20230927 and later\nQuTScloud c5.1.5.2651 and later","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00547,"percentile":0.46086,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-122"],"published":"2024-02-02T16:04:14Z","modified":"2026-06-17T06:21:29Z","products":[{"vendor":"qnap","product":"qts"},{"vendor":"qnap","product":"quts_hero"},{"vendor":"qnap","product":"qutscloud"},{"vendor":"qnap systems inc.","product":"qts"},{"vendor":"qnap systems inc.","product":"quts hero"},{"vendor":"qnap systems inc.","product":"qutscloud"}],"references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-23-38","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41276"},{"url":"https://github.com/advisories/GHSA-7vp4-2f38-rg78"}],"sources":{"cve":[{"id":"CVE-2023-41276","title":"QTS, QuTS hero, QuTScloud","description":"A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.2.2533 build 20230926 and later\nQuTS hero h5.1.2.2534 build 20230927 and later\nQuTScloud c5.1.5.2651 and later\n","status":"published","published":"2024-02-02T16:04:14.305Z","modified":"2025-06-17T21:29:23.256Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-120","CWE-122"],"updated_at":"2026-11-02T14:35:19.217111Z"}],"euvd":[{"id":"EUVD-2023-45792","description":"A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.2.2533 build 20230926 and later\nQuTS hero h5.1.2.2534 build 20230927 and later\nQuTScloud c5.1.5.2651 and later\n","status":"published","published":"2024-02-02T16:04:14Z","modified":"2025-06-17T21:29:23Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T20:32:20.512078Z"}],"ghsa":[{"id":"GHSA-7vp4-2f38-rg78","title":"A buffer copy without checking size of input vulnerability has been reported to affect several...","description":"A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.2.2533 build 20230926 and later\nQuTS hero h5.1.2.2534 build 20230927 and later\nQuTScloud c5.1.5.2651 and later\n","status":"published","published":"2024-02-02T18:30:31Z","modified":"2024-02-02T18:30:38Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:55:32.369456Z"}],"nvd":[{"id":"CVE-2023-41276","description":"A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.2.2533 build 20230926 and later\nQuTS hero h5.1.2.2534 build 20230927 and later\nQuTScloud c5.1.5.2651 and later\n","status":"published","published":"2024-02-02T16:15:48.143Z","modified":"2026-06-17T06:21:29.843Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-120","CWE-122"],"updated_at":"2026-11-02T14:09:04.527564Z"}]}}