{"uuid": "2bad227d-2015-4b65-848b-c70d3a637951", "vulnerability": {"vulnId": "CVE-2025-21590", "altId": []}, "gcve": {"origin_uuid": "405284c2-e461-4670-8979-7fd2c9755a60", "object_uuid": "2bad227d-2015-4b65-848b-c70d3a637951"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2025-03-13T00:00:00+00:00"}, "characteristics": {}, "timestamps": {"asserted_at": "2025-03-13T00:00:00Z", "recorded_at": "2026-02-02T13:24:01Z", "first_seen_at": "2025-03-13T00:00:00Z"}, "scope": {"notes": "KEV entry: Juniper Junos OS Improper Isolation or Compartmentalization Vulnerability | Affected: Juniper / Junos OS | Description: Juniper Junos OS contains an improper isolation or compartmentalization vulnerability. This vulnerability could allows a local attacker with high privileges to inject arbitrary code. | Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. | Due date: 2025-04-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://supportportal.juniper.net/s/article/2025-03-Out-of-Cycle-Security-Bulletin-Junos-OS-A-local-attacker-with-shell-access-can-execute-arbitrary-code-CVE-2025-21590?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2025-21590"}, "evidence": [{"type": "vendor_report", "source": "cisa-kev", "signal": "successful_exploitation", "confidence": 0.8, "details": {"cwes": ["CWE-653"], "feed": "CISA Known Exploited Vulnerabilities Catalog", "product": "Junos OS", "due_date": "2025-04-03", "date_added": "2025-03-13", "vendorProject": "Juniper", "vulnerabilityName": "Juniper Junos OS Improper Isolation or Compartmentalization Vulnerability", "knownRansomwareCampaignUse": "Unknown"}}], "references": [{"id": "CVE-2025-21590", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-21590"}]}