{"schema":"threatline.record/2","record":{"id":"CVE-2009-1537","aliases":[],"summary":"Microsoft DirectX NULL Byte Overwrite Vulnerability","details":"Microsoft DirectX contains a NULL byte overwrite vulnerability in the QuickTime Movie Parser Filter in quartz.dll in DirectShow which could allow remote attackers to execute arbitrary code via a crafted QuickTime media file.","categories":["Unclassified"],"product":"DirectX","vendor":"Microsoft","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2009-1537","source_modified_at":"2026-05-21T03:55:22.095Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}],"defaultStatus":null}],"fixed_versions":[],"cvss":8.8,"severity":"High","kev":{"listed":true,"date_added":"2026-05-20","due_date":"2026-06-03","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.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.51362,"percentile":0.98941,"score_date":"2026-10-23"},"published_at":"2009-05-29T18:00:00.000Z","modified_at":"2026-05-21T03:55:22.095Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2009-1537","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-05-21T03:55:22.095Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2009-1537","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://learn.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-028","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-1537","source":"CISA KEV"},{"source":"CVE List","url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-028","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"source":"CVE List","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6237","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-1537","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2026-05-20T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-05-21T03:55:22.095Z","content_hash":"ba41fe6eeff5f7cd3813e79771a9338a33d6ccbc0a14ca5940ebe7d586bbd6b6"}}