{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-43394", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2024-08-12T14:02:35.969Z", "datePublished": "2025-07-10T16:56:07.720Z", "dateUpdated": "2025-07-15T19:56:32.755Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Apache HTTP Server", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "2.4.63", "status": "affected", "version": "2.4.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Kainan Zhang (@4xpl0r3r) from Fortinet"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p></p><p>Server-Side Request Forgery (SSRF)&nbsp;in Apache HTTP Server on Windows allows to potentially leak NTLM hashes to a malicious server via&nbsp;<br>mod_rewrite or apache expressions that pass unvalidated request input.</p><p>This issue affects Apache HTTP Server: from 2.4.0 through 2.4.63.</p>Note: <span style=\"background-color: rgb(255, 255, 255);\">&nbsp;The Apache HTTP Server Project will be setting a higher bar for accepting vulnerability reports regarding SSRF via UNC paths. <br><br>The server offers limited protection against administrators directing the server to open UNC paths.<br></span>Windows servers should limit the hosts they will connect over via SMB based on the nature of NTLM authentication.<br>"}], "value": "Server-Side Request Forgery (SSRF)\u00a0in Apache HTTP Server on Windows allows to potentially leak NTLM hashes to a malicious server via\u00a0\nmod_rewrite or apache expressions that pass unvalidated request input.\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.63.\n\nNote: \u00a0The Apache HTTP Server Project will be setting a higher bar for accepting vulnerability reports regarding SSRF via UNC paths. \n\nThe server offers limited protection against administrators directing the server to open UNC paths.\nWindows servers should limit the hosts they will connect over via SMB based on the nature of NTLM authentication."}], "metrics": [{"other": {"content": {"text": "moderate"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-918", "description": "CWE-918 Server-Side Request Forgery (SSRF)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2025-07-10T16:56:07.720Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://httpd.apache.org/security/vulnerabilities_24.html"}], "source": {"discovery": "UNKNOWN"}, "timeline": [{"lang": "en", "time": "2024-08-10T00:00:00.000Z", "value": "reported"}], "title": "Apache HTTP Server: SSRF on Windows due to UNC paths", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-07-11T16:06:25.292340Z", "id": "CVE-2024-43394", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-07-15T19:56:32.755Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "C552FA45-1E0F-4F3A-BB99-8E4604C82820", "versionEndExcluding": "2.4.64", "versionStartIncluding": "2.4.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Server-Side Request Forgery (SSRF)\u00a0in Apache HTTP Server on Windows allows to potentially leak NTLM hashes to a malicious server via\u00a0\nmod_rewrite or apache expressions that pass unvalidated request input.\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.63.\n\nNote: \u00a0The Apache HTTP Server Project will be setting a higher bar for accepting vulnerability reports regarding SSRF via UNC paths. \n\nThe server offers limited protection against administrators directing the server to open UNC paths.\nWindows servers should limit the hosts they will connect over via SMB based on the nature of NTLM authentication."}, {"lang": "es", "value": "Server-Side Request Forgery (SSRF) en Apache HTTP Server en Windows permite filtrar hashes NTLM a un servidor malicioso mediante mod_rewrite o expresiones de Apache que pasan una entrada de solicitud no validada. Este problema afecta al servidor HTTP Apache desde la versi\u00f3n 2.4.0 hasta la 2.4.63. Nota: El proyecto del servidor HTTP Apache establecer\u00e1 un est\u00e1ndar m\u00e1s estricto para la aceptaci\u00f3n de informes de vulnerabilidad relacionados con SSRF mediante rutas UNC. El servidor ofrece protecci\u00f3n limitada contra administradores que le indiquen que abra rutas UNC. Los servidores Windows deben limitar los hosts a los que se conectan mediante SMB seg\u00fan la naturaleza de la autenticaci\u00f3n NTLM."}], "id": "CVE-2024-43394", "lastModified": "2025-07-29T15:15:57.037", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2025-07-10T17:15:46.133", "references": [{"source": "security@apache.org", "tags": ["Vendor Advisory"], "url": "https://httpd.apache.org/security/vulnerabilities_24.html"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "security@apache.org", "type": "Secondary"}]}

{"bugzilla": {"description": "httpd: Apache HTTP Server: SSRF on Windows due to UNC paths", "id": "2379332", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2379332"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-918", "details": ["A Server-Side Request Forgery (SSRF)\u00a0flaw was found in Apache HTTP Server on Windows. This issue can allow NTLM hashes to be leaked to a malicious server via\u00a0mod_rewrite or apache expressions that pass unvalidated request input."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-43394", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "httpd:2.4/httpd", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:jboss_core_services:1", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat JBoss Core Services"}, {"cpe": "cpe:/a:redhat:jboss_core_services:1", "fix_state": "Not affected", "package_name": "jbcs-httpd24-httpd", "product_name": "Red Hat JBoss Core Services"}], "public_date": "2025-07-10T16:56:07Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-43394\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-43394\nhttps://httpd.apache.org/security/vulnerabilities_24.html"], "threat_severity": "Moderate"}