{"uuid": "bc797d5e-59c4-43df-b0b7-f59ff820eb2e", "vulnerability": {"vulnId": "CVE-2021-3156", "altId": []}, "gcve": {"origin_uuid": "405284c2-e461-4670-8979-7fd2c9755a60", "object_uuid": "bc797d5e-59c4-43df-b0b7-f59ff820eb2e"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2022-04-06T00:00:00+00:00"}, "characteristics": {}, "timestamps": {"asserted_at": "2022-04-06T00:00:00Z", "recorded_at": "2026-02-02T13:24:01Z", "first_seen_at": "2022-04-06T00:00:00Z"}, "scope": {"notes": "KEV entry: Sudo Heap-Based Buffer Overflow Vulnerability | Affected: Sudo / Sudo | Description: Sudo contains an off-by-one error that can result in a heap-based buffer overflow, which allows for privilege escalation. | Required action: Apply updates per vendor instructions. | Due date: 2022-04-27 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2021-3156"}, "evidence": [{"type": "vendor_report", "source": "cisa-kev", "signal": "successful_exploitation", "confidence": 0.8, "details": {"cwes": ["CWE-122", "CWE-193"], "feed": "CISA Known Exploited Vulnerabilities Catalog", "product": "Sudo", "due_date": "2022-04-27", "date_added": "2022-04-06", "vendorProject": "Sudo", "vulnerabilityName": "Sudo Heap-Based Buffer Overflow Vulnerability", "knownRansomwareCampaignUse": "Unknown"}}], "references": [{"id": "CVE-2021-3156", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-3156"}]}