{"uuid": "f69097ed-e119-463f-a4b8-4dca0a70a920", "vulnerability": {"vulnId": "CVE-2023-20269", "altId": []}, "gcve": {"origin_uuid": "405284c2-e461-4670-8979-7fd2c9755a60", "object_uuid": "f69097ed-e119-463f-a4b8-4dca0a70a920"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2023-09-13T00:00:00+00:00"}, "characteristics": {}, "timestamps": {"asserted_at": "2023-09-13T00:00:00Z", "recorded_at": "2026-02-02T13:24:01Z", "first_seen_at": "2023-09-13T00:00:00Z"}, "scope": {"notes": "KEV entry: Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access Vulnerability | Affected: Cisco / Adaptive Security Appliance and Firepower Threat Defense | Description: Cisco Adaptive Security Appliance and Firepower Threat Defense contain an unauthorized access vulnerability that could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or establish a clientless SSL VPN session with an unauthorized user. | Required action: Apply mitigations per vendor instructions for group-lock and vpn-simultaneous-logins or discontinue use of the product for unsupported devices. | Due date: 2023-10-04 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-ravpn-auth-8LyfCkeC;  https://nvd.nist.gov/vuln/detail/CVE-2023-20269"}, "evidence": [{"type": "vendor_report", "source": "cisa-kev", "signal": "successful_exploitation", "confidence": 0.8, "details": {"cwes": ["CWE-288"], "feed": "CISA Known Exploited Vulnerabilities Catalog", "product": "Adaptive Security Appliance and Firepower Threat Defense", "due_date": "2023-10-04", "date_added": "2023-09-13", "vendorProject": "Cisco", "vulnerabilityName": "Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access Vulnerability", "knownRansomwareCampaignUse": "Known"}}], "references": [{"id": "CVE-2023-20269", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-20269"}]}