{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-40044", "assignerOrgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "state": "PUBLISHED", "assignerShortName": "ProgressSoftware", "dateReserved": "2023-08-08T19:44:41.112Z", "datePublished": "2023-09-27T14:48:08.190Z", "dateUpdated": "2025-10-21T23:05:36.645Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "modules": ["Ad Hoc Transfer Module"], "product": "WS_FTP Server", "vendor": "Progress Software Corporation", "versions": [{"lessThan": "8.8.2", "status": "affected", "version": "8.8.0", "versionType": "semver"}, {"lessThan": "8.7.4", "status": "affected", "version": "8.7.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Shubham Shah - Assetnote"}, {"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Sean Yeoh - Assetnote"}], "datePublic": "2023-09-27T14:47:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>\n\n<span style=\"background-color: rgb(255, 255, 255);\">In WS_FTP Server versions prior to 8.7.4 and 8.8.2</span>, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system.&nbsp;&nbsp;</p>"}], "value": "In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system."}], "impacts": [{"capecId": "CAPEC-586", "descriptions": [{"lang": "en", "value": "CAPEC-586 Object Injection"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-502", "description": "CWE-502 Deserialization of Untrusted Data", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "shortName": "ProgressSoftware", "dateUpdated": "2023-10-04T16:06:10.768Z"}, "references": [{"tags": ["product"], "url": "https://www.progress.com/ws_ftp"}, {"tags": ["vendor-advisory"], "url": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023"}, {"url": "https://www.theregister.com/2023/10/02/ws_ftp_update/"}, {"url": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/"}, {"url": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044"}, {"url": "https://censys.com/cve-2023-40044/"}, {"url": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044"}, {"url": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html"}], "source": {"discovery": "UNKNOWN"}, "title": "WS_FTP Server Ad Hoc Transfer Module .NET Deserialization Vulnerability", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T18:24:54.913Z"}, "title": "CVE Program Container", "references": [{"tags": ["product", "x_transferred"], "url": "https://www.progress.com/ws_ftp"}, {"tags": ["vendor-advisory", "x_transferred"], "url": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023"}, {"url": "https://www.theregister.com/2023/10/02/ws_ftp_update/", "tags": ["x_transferred"]}, {"url": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/", "tags": ["x_transferred"]}, {"url": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044", "tags": ["x_transferred"]}, {"url": "https://censys.com/cve-2023-40044/", "tags": ["x_transferred"]}, {"url": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044", "tags": ["x_transferred"]}, {"url": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-40044", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-03T16:29:04.428335Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2023-10-05", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-40044"}}}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-40044", "tags": ["government-resource"]}], "timeline": [{"time": "2023-10-05T00:00:00+00:00", "lang": "en", "value": "CVE-2023-40044 added to CISA KEV"}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-21T23:05:36.645Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.progress.com/ws_ftp", "tags": ["product", "x_transferred"]}, {"url": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023", "tags": ["vendor-advisory", "x_transferred"]}, {"url": "https://www.theregister.com/2023/10/02/ws_ftp_update/", "tags": ["x_transferred"]}, {"url": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/", "tags": ["x_transferred"]}, {"url": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044", "tags": ["x_transferred"]}, {"url": "https://censys.com/cve-2023-40044/", "tags": ["x_transferred"]}, {"url": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044", "tags": ["x_transferred"]}, {"url": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T18:24:54.913Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-40044", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-03T16:29:04.428335Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2023-10-05", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-40044"}}}], "timeline": [{"lang": "en", "time": "2023-10-05T00:00:00+00:00", "value": "CVE-2023-40044 added to CISA KEV"}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-40044", "tags": ["government-resource"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-03T16:29:15.338Z"}}], "cna": {"title": "WS_FTP Server Ad Hoc Transfer Module .NET Deserialization Vulnerability", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Shubham Shah - Assetnote"}, {"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Sean Yeoh - Assetnote"}], "impacts": [{"capecId": "CAPEC-586", "descriptions": [{"lang": "en", "value": "CAPEC-586 Object Injection"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 10, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Progress Software Corporation", "modules": ["Ad Hoc Transfer Module"], "product": "WS_FTP Server", "versions": [{"status": "affected", "version": "8.8.0", "lessThan": "8.8.2", "versionType": "semver"}, {"status": "affected", "version": "8.7.0", "lessThan": "8.7.4", "versionType": "semver"}], "defaultStatus": "affected"}], "datePublic": "2023-09-27T14:47:00.000Z", "references": [{"url": "https://www.progress.com/ws_ftp", "tags": ["product"]}, {"url": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023", "tags": ["vendor-advisory"]}, {"url": "https://www.theregister.com/2023/10/02/ws_ftp_update/"}, {"url": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/"}, {"url": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044"}, {"url": "https://censys.com/cve-2023-40044/"}, {"url": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044"}, {"url": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html"}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "descriptions": [{"lang": "en", "value": "In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system.", "supportingMedia": [{"type": "text/html", "value": "<p>\n\n<span style=\"background-color: rgb(255, 255, 255);\">In WS_FTP Server versions prior to 8.7.4 and 8.8.2</span>, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system.&nbsp;&nbsp;</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-502", "description": "CWE-502 Deserialization of Untrusted Data"}]}], "providerMetadata": {"orgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "shortName": "ProgressSoftware", "dateUpdated": "2023-10-04T16:06:10.768Z"}}}, "cveMetadata": {"cveId": "CVE-2023-40044", "state": "PUBLISHED", "dateUpdated": "2025-10-21T23:05:36.645Z", "dateReserved": "2023-08-08T19:44:41.112Z", "assignerOrgId": "f9fea0b6-671e-4eea-8fde-31911902ae05", "datePublished": "2023-09-27T14:48:08.190Z", "assignerShortName": "ProgressSoftware"}, "dataVersion": "5.1"}

{"cisaActionDue": "2023-10-26", "cisaExploitAdd": "2023-10-05", "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Progress WS_FTP Server Deserialization of Untrusted Data Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "443CCFDE-4A61-40F1-96C1-B36BF9240773", "versionEndExcluding": "8.7.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "670AEEB3-B2B3-41DA-8188-4F1A4E02F0AD", "versionEndExcluding": "8.8.2", "versionStartIncluding": "8.8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system."}, {"lang": "es", "value": "En las versiones del servidor WS_FTP anteriores a la 8.7.4 y 8.8.2, un atacante previamente autenticado podr\u00eda aprovechar una vulnerabilidad de deserializaci\u00f3n de .NET en el m\u00f3dulo Ad Hoc Transfer para ejecutar comandos remotos en el sistema operativo subyacente del servidor WS_FTP."}], "id": "CVE-2023-40044", "lastModified": "2025-10-21T23:16:08.593", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "security@progress.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-09-27T15:18:57.307", "references": [{"source": "security@progress.com", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html"}, {"source": "security@progress.com", "tags": ["Third Party Advisory"], "url": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044"}, {"source": "security@progress.com", "tags": ["Third Party Advisory"], "url": "https://censys.com/cve-2023-40044/"}, {"source": "security@progress.com", "tags": ["Vendor Advisory"], "url": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023"}, {"source": "security@progress.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044"}, {"source": "security@progress.com", "tags": ["Product"], "url": "https://www.progress.com/ws_ftp"}, {"source": "security@progress.com", "tags": ["Broken Link", "Third Party Advisory"], "url": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/"}, {"source": "security@progress.com", "tags": ["Press/Media Coverage", "Third Party Advisory"], "url": "https://www.theregister.com/2023/10/02/ws_ftp_update/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://censys.com/cve-2023-40044/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://www.progress.com/ws_ftp"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Third Party Advisory"], "url": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Press/Media Coverage", "Third Party Advisory"], "url": "https://www.theregister.com/2023/10/02/ws_ftp_update/"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-40044"}], "sourceIdentifier": "security@progress.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "security@progress.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-502"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}