{"uuid": "ddb16253-3690-4b53-bf88-9ddc9cb7186e", "vulnerability": {"vulnId": "CVE-2024-21338", "altId": []}, "gcve": {"origin_uuid": "405284c2-e461-4670-8979-7fd2c9755a60", "object_uuid": "ddb16253-3690-4b53-bf88-9ddc9cb7186e"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2024-03-04T00:00:00+00:00"}, "characteristics": {}, "timestamps": {"asserted_at": "2024-03-04T00:00:00Z", "recorded_at": "2026-02-02T13:24:01Z", "first_seen_at": "2024-03-04T00:00:00Z"}, "scope": {"notes": "KEV entry: Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability | Affected: Microsoft / Windows | Description: Microsoft Windows Kernel contains an exposed IOCTL with insufficient access control vulnerability within the IOCTL (input and output control) dispatcher in appid.sys that allows a local attacker to achieve privilege escalation. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-03-25 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338; https://nvd.nist.gov/vuln/detail/CVE-2024-21338"}, "evidence": [{"type": "vendor_report", "source": "cisa-kev", "signal": "successful_exploitation", "confidence": 0.8, "details": {"cwes": ["CWE-822"], "feed": "CISA Known Exploited Vulnerabilities Catalog", "product": "Windows", "due_date": "2024-03-25", "date_added": "2024-03-04", "vendorProject": "Microsoft", "vulnerabilityName": "Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability", "knownRansomwareCampaignUse": "Known"}}], "references": [{"id": "CVE-2024-21338", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2024-21338"}]}