{"schema_version":"1","data":[{"id":1028,"advisory_id":"d6a46952-1b71-47ba-a45d-268e9a34951a","revision":1,"source_id":"core-kev","source_url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2024-49138","source_published_at":"2024-12-10T00:00:00+00:00","published_at":"2026-10-24T20:55:01.662117+00:00","extraction_method":"structured","technologies":["core-kev","windows"],"cve_ids":["CVE-2024-49138"],"event_types":["advisory"],"payload":{"kind":"advisory","title":"Microsoft Windows Common Log File System (CLFS) Driver Heap-Based Buffer Overflow Vulnerability","summary":"Microsoft Windows Common Log File System (CLFS) driver contains a heap-based buffer overflow vulnerability that allows a local attacker to escalate privileges. CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","evidence":"kev:CVE-2024-49138","products":[{"name":{"value":"Windows","evidence":"/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"unknown","structured":{"id":"CVE-2024-49138","aliases":["CVE-2024-49138"],"affected":[],"modified":"2024-12-10T00:00:00.000Z","provider":"kev","references":["https://www.cisa.gov/known-exploited-vulnerabilities-catalog"],"exploitation":{"cwes":["CWE-122"],"cveID":"CVE-2024-49138","notes":"https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2024-49138 ; https://nvd.nist.gov/vuln/detail/CVE-2024-49138","dueDate":"2024-12-31","product":"Windows","dateAdded":"2024-12-10","vendorProject":"Microsoft","requiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","known_exploited":true,"shortDescription":"Microsoft Windows Common Log File System (CLFS) driver contains a heap-based buffer overflow vulnerability that allows a local attacker to escalate privileges.","vulnerabilityName":"Microsoft Windows Common Log File System (CLFS) Driver Heap-Based Buffer Overflow Vulnerability","knownRansomwareCampaignUse":"Unknown"}},"related_cves":[{"value":"CVE-2024-49138","evidence":"/cveID"}],"security_relevant":true,"severity_evidence":null}}],"next_after":1028,"next_before":1028}