{"id":"CVE-2023-41280","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-41280","generatedAt":"2026-10-27T23:56:15.986Z","title":"A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions.","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","published":"2024-02-02T16:15:49.000Z","lastModified":"2026-06-17T06:21:31.000Z","status":"Modified","sourceIdentifier":"security@qnapsecurity.com.tw","cvss":{"version":"3.1","score":7.2,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120","CWE-121"],"affected":["qnap/qts","qnap/quts hero","qnap/qutscloud"],"epss":{"score":0.0058,"percentile":0.4744,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.58%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-23-38","tags":["Vendor Advisory"],"source":"security@qnapsecurity.com.tw"},{"url":"https://www.qnap.com/en/security-advisory/qsa-23-38","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-41280","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}