{"schema":"threatline.record/2","record":{"id":"CVE-2024-38475","aliases":[],"summary":"Apache HTTP Server Improper Escaping of Output Vulnerability","details":"Apache HTTP Server contains an improper escaping of output vulnerability in mod_rewrite that allows an attacker to map URLs to filesystem locations that are permitted to be served by the server but are not intentionally/directly reachable by any URL, resulting in code execution or source code disclosure.","categories":["Web servers"],"product":"HTTP Server","vendor":"Apache","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2024-38475","source_modified_at":"2025-11-03T21:55:40.951Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Apache HTTP Server","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"2.4.59","status":"affected","version":"2.4.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":9.1,"severity":"Critical","kev":{"listed":true,"date_added":"2025-05-01","due_date":"2025-05-22","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":0.99957,"percentile":0.99975,"score_date":"2026-10-23"},"published_at":"2024-07-01T18:15:12.292Z","modified_at":"2025-11-03T21:55:40.951Z","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-2024-38475","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-11-03T21:55:40.951Z"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-38475.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2024-38475","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Nuclei","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-38475","source":"CISA KEV"},{"source":"CVE List","url":"https://httpd.apache.org/security/vulnerabilities_24.html","tags":["vendor-advisory","x_transferred"]},{"source":"CVE List","url":"https://security.netapp.com/advisory/ntap-20240712-0001/","tags":["x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-38475","tags":["government-resource"]},{"source":"CVE List","url":"https://www.blackhat.com/us-24/briefings/schedule/index.html#confusion-attacks-exploiting-hidden-semantic-ambiguity-in-apache-http-server-pre-recorded-40227"},{"source":"CVE List","url":"https://github.com/apache/httpd/commit/9a6157d1e2f7ab15963020381054b48782bc18cf"},{"source":"CVE List","url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0018"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2025-05-02T03:55:18.245532Z"},"exploits":[{"source":"Nuclei","kind":"Scanner template","name":"Sonicwall - Pre-Authentication Arbitrary File Read","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-38475.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-11-03T21:55:40.951Z","content_hash":"cc5d1bfdad86c971c7570bd1e7e4bfb925627b827b679ad949c8801f2227f8e9"}}