{"id":"CVE-2024-21899","published":"2024-03-08T16:17:25Z","modified":"2024-08-01T22:35:34Z","title":"QTS, QuTS hero, QuTScloud","vendor":"QNAP Systems Inc.","product":"QTS","tier":"core","eol":null,"affectedVersions":[{"vendor":"QNAP Systems Inc.","product":"QTS","versions":[">= 5.1.x, < 5.1.3.2578 build 20231110",">= 4.5.x, < 4.5.4.2627 build 20231225"]},{"vendor":"QNAP Systems Inc.","product":"QuTS hero","versions":[">= h5.1.x, < h5.1.3.2578 build 20231110",">= h4.5.x, < h4.5.4.2626 build 20231225"]},{"vendor":"QNAP Systems Inc.","product":"QuTScloud","versions":[">= c5.x.x, < c5.1.5.2651"]}],"description":{"text":"An improper authentication vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.3.2578 build 20231110 and later\nQTS 4.5.4.2627 build 20231225 and later\nQuTS hero h5.1.3.2578 build 20231110 and later\nQuTS hero h4.5.4.2626 build 20231225 and later\nQuTScloud c5.1.5.2651 and later\n","provenance":"source","from":"CVE.org"},"summary":null,"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.24365,"percentile":0.97862,"date":"2026-10-29","provenance":"source"},"kev":null,"vulncheckKev":{"dateAdded":"2024-03-18","exploitedFirstSeen":"2024-03-18","ransomware":false,"evidence":[{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-18&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-18"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-19&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-19"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-20&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-20"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-21&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-21"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-22&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-22"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-23&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-23"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-24&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-24"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-25&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-25"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-31&host_type=src&vulnerability=cve-2024-21899","date":"2024-03-31"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-04-18&host_type=src&vulnerability=cve-2024-21899","date":"2024-04-18"}],"evidenceTotal":70,"provenance":"source"},"exploited":true,"otx":{"pulseCount":0,"pulses":[],"provenance":"machine"},"cwes":[{"id":"CWE-287","name":"Improper Authentication"}],"references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-24-09","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2024-19510","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-19510","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2024-03-08","kind":"published","label":"Published (CVE.org)","url":"https://www.cve.org/CVERecord?id=CVE-2024-21899","provenance":"source"},{"date":"2024-03-18","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-18&host_type=src&vulnerability=cve-2024-21899","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":61.4,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 956 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.57,"detail":"percentile 0.9786"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":6.86,"detail":"base score 9.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}