{"uuid": "44af985b-d20e-455b-9dfe-84f7d67cd38a", "vulnerability": {"vulnId": "CVE-2021-28799", "altId": []}, "gcve": {"origin_uuid": "405284c2-e461-4670-8979-7fd2c9755a60", "object_uuid": "44af985b-d20e-455b-9dfe-84f7d67cd38a"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2022-03-31T00:00:00+00:00"}, "characteristics": {}, "timestamps": {"asserted_at": "2022-03-31T00:00:00Z", "recorded_at": "2026-02-02T13:24:01Z", "first_seen_at": "2022-03-31T00:00:00Z"}, "scope": {"notes": "KEV entry: QNAP NAS Improper Authorization Vulnerability | Affected: QNAP / Network Attached Storage (NAS) | Description: QNAP NAS running HBS 3 contains an improper authorization vulnerability which can allow remote attackers to log in to a device. | Required action: Apply updates per vendor instructions. | Due date: 2022-04-21 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2021-28799"}, "evidence": [{"type": "vendor_report", "source": "cisa-kev", "signal": "successful_exploitation", "confidence": 0.8, "details": {"cwes": ["CWE-285"], "feed": "CISA Known Exploited Vulnerabilities Catalog", "product": "Network Attached Storage (NAS)", "due_date": "2022-04-21", "date_added": "2022-03-31", "vendorProject": "QNAP", "vulnerabilityName": "QNAP NAS Improper Authorization Vulnerability", "knownRansomwareCampaignUse": "Known"}}], "references": [{"id": "CVE-2021-28799", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-28799"}]}