{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-30800", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2023-04-18T10:31:45.962Z", "datePublished": "2023-09-07T15:43:54.429Z", "dateUpdated": "2025-11-21T16:14:51.409Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "platforms": ["x86", "ARM", "PPC", "MIPSBE"], "product": "RouterOS", "vendor": "MikroTik", "versions": [{"status": "unaffected", "version": "6.49.10"}, {"status": "affected", "version": "6.49.9"}, {"status": "affected", "version": "6.48.8"}]}], "cpeApplicability": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:mikrotik:routeros:6.49.9:*:*:*:*:*:*:*", "vulnerable": true}, {"criteria": "cpe:2.3:o:mikrotik:routeros:6.48.8:*:*:*:*:*:*:*", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "OR"}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Jacob Baines"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.<br>"}], "value": "The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected."}], "impacts": [{"capecId": "CAPEC-123", "descriptions": [{"lang": "en", "value": "CAPEC-123 Buffer Manipulation"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2025-11-21T16:14:51.409Z"}, "references": [{"url": "https://vulncheck.com/advisories/mikrotik-jsproxy-dos"}], "source": {"discovery": "UNKNOWN"}, "title": "MikroTik RouterOS Web Interface Heap Corruption", "x_generator": {"engine": "vulncheck"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T14:37:15.351Z"}, "title": "CVE Program Container", "references": [{"url": "https://vulncheck.com/advisories/mikrotik-jsproxy-dos", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-26T19:04:33.430241Z", "id": "CVE-2023-30800", "options": [{"Exploitation": "poc"}, {"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": "2024-09-26T19:04:47.706Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://vulncheck.com/advisories/mikrotik-jsproxy-dos", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T14:37:15.351Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-30800", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-26T19:04:33.430241Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-26T19:04:41.123Z"}}], "cna": {"title": "MikroTik RouterOS Web Interface Heap Corruption", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Jacob Baines"}], "impacts": [{"capecId": "CAPEC-123", "descriptions": [{"lang": "en", "value": "CAPEC-123 Buffer Manipulation"}]}], "metrics": [{"format": "CVSS", "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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "MikroTik", "product": "RouterOS", "versions": [{"status": "unaffected", "version": "6.49.10"}, {"status": "affected", "version": "6.49.9"}, {"status": "affected", "version": "6.48.8"}], "platforms": ["x86", "ARM", "PPC", "MIPSBE"], "defaultStatus": "affected"}], "references": [{"url": "https://vulncheck.com/advisories/mikrotik-jsproxy-dos"}], "x_generator": {"engine": "vulncheck"}, "descriptions": [{"lang": "en", "value": "The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.", "supportingMedia": [{"type": "text/html", "value": "The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.<br>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mikrotik:routeros:6.49.9:*:*:*:*:*:*:*", "vulnerable": true}, {"criteria": "cpe:2.3:o:mikrotik:routeros:6.48.8:*:*:*:*:*:*:*", "vulnerable": true}], "operator": "OR"}], "operator": "OR"}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2025-11-21T16:14:51.409Z"}}}, "cveMetadata": {"cveId": "CVE-2023-30800", "state": "PUBLISHED", "dateUpdated": "2025-11-21T16:14:51.409Z", "dateReserved": "2023-04-18T10:31:45.962Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2023-09-07T15:43:54.429Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:-:*:*:*", "matchCriteriaId": "3C171D42-9A4F-43E0-BF7C-13A7FEC2F049", "versionEndExcluding": "6.49.10", "versionStartIncluding": "6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected."}, {"lang": "es", "value": "El servidor web utilizado por MikroTik RouterOS versi\u00f3n 6 se ve afectado por un problema de corrupci\u00f3n de memoria. Un atacante remoto y no autenticado puede da\u00f1ar la memoria de almacenamiento din\u00e1mico del servidor mediante el env\u00edo de una solicitud HTTP manipulada. Como resultado, la interfaz web se bloquea y se reinicia inmediatamente. El problema se solucion\u00f3 en RouterOS 6.49.10 stable. RouterOS versi\u00f3n 7 no se ve afectado."}], "id": "CVE-2023-30800", "lastModified": "2025-11-21T17:15:49.593", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "disclosure@vulncheck.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-09-07T16:15:07.670", "references": [{"source": "disclosure@vulncheck.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://vulncheck.com/advisories/mikrotik-jsproxy-dos"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://vulncheck.com/advisories/mikrotik-jsproxy-dos"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}