{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-40891", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "state": "PUBLISHED", "assignerShortName": "Zyxel", "dateReserved": "2024-07-11T17:35:29.595Z", "datePublished": "2025-02-04T10:02:48.018Z", "dateUpdated": "2025-10-21T22:55:30.272Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "VMG4325-B10A firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "<= 1.00(AAFR.4)C0_20170615"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "**UNSUPPORTED WHEN ASSIGNED**<br>A post-authentication command injection vulnerability in the management commands of the legacy DSL CPE Zyxel VMG4325-B10A firmware version&nbsp;1.00(AAFR.4)C0_20170615 could allow an authenticated attacker to execute operating system (OS) commands&nbsp;on an affected device via Telnet.<br><br>"}], "value": "**UNSUPPORTED WHEN ASSIGNED**\nA post-authentication command injection vulnerability in the management commands of the legacy DSL CPE Zyxel VMG4325-B10A firmware version\u00a01.00(AAFR.4)C0_20170615 could allow an authenticated attacker to execute operating system (OS) commands\u00a0on an affected device via Telnet."}], "metrics": [{"cvssV3_1": {"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"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2025-02-04T10:07:26.641Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-insecure-default-credentials-vulnerabilities-in-certain-legacy-dsl-cpe-02-04-2025"}], "source": {"discovery": "UNKNOWN"}, "tags": ["unsupported-when-assigned"], "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-40891", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-11T19:02:48.530465Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2025-02-11", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40891"}}}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40891", "tags": ["government-resource"]}], "timeline": [{"time": "2025-02-11T00:00:00.000Z", "lang": "en", "value": "CVE-2024-40891 added to CISA KEV"}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-21T22:55:30.272Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-40891", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-11T19:02:48.530465Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2025-02-11", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40891"}}}], "timeline": [{"lang": "en", "time": "2025-02-11T00:00:00.000Z", "value": "CVE-2024-40891 added to CISA KEV"}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40891", "tags": ["government-resource"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-11T19:02:56.761Z"}}], "cna": {"tags": ["unsupported-when-assigned"], "source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Zyxel", "product": "VMG4325-B10A firmware", "versions": [{"status": "affected", "version": "<= 1.00(AAFR.4)C0_20170615"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-insecure-default-credentials-vulnerabilities-in-certain-legacy-dsl-cpe-02-04-2025", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "**UNSUPPORTED WHEN ASSIGNED**\nA post-authentication command injection vulnerability in the management commands of the legacy DSL CPE Zyxel VMG4325-B10A firmware version\u00a01.00(AAFR.4)C0_20170615 could allow an authenticated attacker to execute operating system (OS) commands\u00a0on an affected device via Telnet.", "supportingMedia": [{"type": "text/html", "value": "**UNSUPPORTED WHEN ASSIGNED**<br>A post-authentication command injection vulnerability in the management commands of the legacy DSL CPE Zyxel VMG4325-B10A firmware version&nbsp;1.00(AAFR.4)C0_20170615 could allow an authenticated attacker to execute operating system (OS) commands&nbsp;on an affected device via Telnet.<br><br>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-78", "description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"}]}], "providerMetadata": {"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2025-02-04T10:07:26.641Z"}}}, "cveMetadata": {"cveId": "CVE-2024-40891", "state": "PUBLISHED", "dateUpdated": "2025-10-21T22:55:30.272Z", "dateReserved": "2024-07-11T17:35:29.595Z", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "datePublished": "2025-02-04T10:02:48.018Z", "assignerShortName": "Zyxel"}, "dataVersion": "5.1"}

{"cisaActionDue": "2025-03-04", "cisaExploitAdd": "2025-02-11", "cisaRequiredAction": "The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization if a current mitigation is unavailable.", "cisaVulnerabilityName": "Zyxel DSL CPE OS Command Injection Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg1312-b10a_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "E8CC0C61-EB6A-4736-80E3-B69693D4A2B1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg1312-b10a:-:*:*:*:*:*:*:*", "matchCriteriaId": "7B6C4A31-3B83-444F-B5F8-1397B43B2211", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg1312-b10b_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "8EF1C4A6-0305-4759-8DEC-92EB3D2915B1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg1312-b10b:-:*:*:*:*:*:*:*", "matchCriteriaId": "6B193DF7-5EE9-4A78-A01E-753463665627", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg1312-b10e_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "2DF4827D-405E-4D21-A17E-A201EC6F79F3", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg1312-b10e:-:*:*:*:*:*:*:*", "matchCriteriaId": "155187EA-4A46-4850-B983-BCE245D57777", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg3312-b10a_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "E7AC711D-503A-48F9-A523-193F29B9DB22", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg3312-b10a:-:*:*:*:*:*:*:*", "matchCriteriaId": "FFD9DF7D-E6E8-4261-8BD7-12A1AE8839BD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg3313-b10a_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "DDEC1767-C8D9-495F-B809-FCDB39DCF98B", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg3313-b10a:-:*:*:*:*:*:*:*", "matchCriteriaId": "46446AE5-EBC1-4E4C-A30F-C610C3EB0975", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg3926-b10b_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "F7120E86-98DC-4824-BF59-02234501EA29", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg3926-b10b:-:*:*:*:*:*:*:*", "matchCriteriaId": "B1DAF061-1975-4A5B-8206-1E9836DBA1B0", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg4325-b10a_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "B88B7A0D-D194-47D1-9D78-682EDFC52B52", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg4325-b10a:-:*:*:*:*:*:*:*", "matchCriteriaId": "135700AF-7EC0-4E94-8552-B6F1038DE4A8", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg4380-b10a_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "4808FDF8-4815-4C4F-AFE7-31EADE517B31", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg4380-b10a:-:*:*:*:*:*:*:*", "matchCriteriaId": "88BA2BDF-9ACA-4F89-B7B7-FD232A6399CD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg8324-b10a_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "FF0AFA0F-D126-4D1C-89EC-878AB0F5E74C", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg8324-b10a:-:*:*:*:*:*:*:*", "matchCriteriaId": "53C32749-82A6-42AA-9EBE-11014F161D2F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vmg8924-b10a_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "11BEC42C-7815-4EA3-B1E5-66E2443B5032", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vmg8924-b10a:-:*:*:*:*:*:*:*", "matchCriteriaId": "96DC6BBF-15B8-496F-85FE-5373B6CEDC3C", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:sbg3300-n000_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "852E8F04-4C28-4904-AA4A-ACE4EAD6DC31", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:sbg3300-n000:-:*:*:*:*:*:*:*", "matchCriteriaId": "902A735D-2D84-4183-B4B3-FA36AD9F13A5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:sbg3300-nb00_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "B338AE18-ECE4-4B90-A1D5-16F2983464E7", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:sbg3300-nb00:-:*:*:*:*:*:*:*", "matchCriteriaId": "E4658399-1699-4426-ACFF-BDEE20BF1A54", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:sbg3500-n000_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "2BC4B86C-ED2F-406D-BCAA-B970BAD248D8", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:sbg3500-n000_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "2BC4B86C-ED2F-406D-BCAA-B970BAD248D8", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:sbg3500-nb00_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "CD0DECE6-7AFC-4E86-9FFE-1215ECF8324D", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:sbg3500-nb00:-:*:*:*:*:*:*:*", "matchCriteriaId": "5185679F-9FBC-4B2E-AE79-1471EB56E46A", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [{"sourceIdentifier": "security@zyxel.com.tw", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "**UNSUPPORTED WHEN ASSIGNED**\nA post-authentication command injection vulnerability in the management commands of the legacy DSL CPE Zyxel VMG4325-B10A firmware version\u00a01.00(AAFR.4)C0_20170615 could allow an authenticated attacker to execute operating system (OS) commands\u00a0on an affected device via Telnet."}, {"lang": "es", "value": "**NO SOPORTADO CUANDO SE ASIGN\u00d3** Una vulnerabilidad de inyecci\u00f3n de comandos posterior a la autenticaci\u00f3n en los comandos de administraci\u00f3n de la versi\u00f3n de firmware 1.00(AAFR.4)C0_20170615 del CPE DSL heredado Zyxel VMG4325-B10A podr\u00eda permitir que un atacante autenticado ejecute comandos del sistema operativo (OS) en un dispositivo afectado a trav\u00e9s de Telnet."}], "id": "CVE-2024-40891", "lastModified": "2025-10-27T17:04:37.300", "metrics": {"cvssMetricV31": [{"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": "security@zyxel.com.tw", "type": "Secondary"}]}, "published": "2025-02-04T10:15:08.920", "references": [{"source": "security@zyxel.com.tw", "tags": ["Vendor Advisory"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-insecure-default-credentials-vulnerabilities-in-certain-legacy-dsl-cpe-02-04-2025"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["US Government Resource"], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40891"}], "sourceIdentifier": "security@zyxel.com.tw", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "security@zyxel.com.tw", "type": "Secondary"}]}

{}

{}