CVE-2021-31349

{"containers": {"cna": {"affected": [{"product": "128 Technology Session Smart Router", "vendor": "Juniper Networks", "versions": [{"lessThan": "4.5.11", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThanOrEqual": "5.0.1", "status": "affected", "version": "5.0", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "128 Technology was notified via the JVN community of the vulnerability as JVN#85073657."}], "datePublic": "2021-10-13T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The usage of an internal HTTP header created an authentication bypass vulnerability (CWE-287), allowing an attacker to view internal files, change settings, manipulate services and execute arbitrary code. 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HTTP access to the SSR occurs on TCP port 443. It is recommended to install firewall rules to permit access only from trusted IP addresses."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "sirt@juniper.net", "DATE_PUBLIC": "2021-10-13T16:00:00.000Z", "ID": "CVE-2021-31349", "STATE": "PUBLIC", "TITLE": "Session Smart Router: Authentication Bypass Vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "128 Technology Session Smart Router", "version": {"version_data": [{"version_affected": "<", "version_value": "4.5.11"}, {"version_affected": "<=", "version_name": "5.0", "version_value": "5.0.1"}]}}]}, "vendor_name": "Juniper Networks"}]}}, "credit": [{"lang": "eng", "value": "128 Technology was notified via the JVN community of the vulnerability as JVN#85073657."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The usage of an internal HTTP header created an authentication bypass vulnerability (CWE-287), allowing an attacker to view internal files, change settings, manipulate services and execute arbitrary code. 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{"affected": [{"affectedData": [{"product": "128 Technology Session Smart Router", "vendor": "Juniper Networks", "versions": [{"lessThan": "4.5.11", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThanOrEqual": "5.0.1", "status": "affected", "version": "5.0", "versionType": "custom"}]}], "source": "sirt@juniper.net"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:juniper:128_technology_session_smart_router_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "72C7EC3E-205A-451F-8137-9F634C2448D1", "versionEndExcluding": "4.5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:128_technology_session_smart_router_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "FA941208-3FD3-473B-BEEC-56039276B965", "versionEndIncluding": "5.0.1", "versionStartIncluding": "5.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:juniper:128_technology_session_smart_router:-:*:*:*:*:*:*:*", "matchCriteriaId": "06277EBD-B1A7-43F5-8FBE-1A057C32A939", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The usage of an internal HTTP header created an authentication bypass vulnerability (CWE-287), allowing an attacker to view internal files, change settings, manipulate services and execute arbitrary code. This issue affects all Juniper Networks 128 Technology Session Smart Router versions prior to 4.5.11, and all versions of 5.0 up to and including 5.0.1."}, {"lang": "es", "value": "El uso de un encabezado HTTP interno cre\u00f3 una vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n (CWE-287), que permite a un atacante visualizar archivos internos, cambiar la configuraci\u00f3n, manipular servicios y ejecutar c\u00f3digo arbitrario. Este problema afecta a todas las versiones de Juniper Networks 128 Technology Session Smart Router anteriores a 4.5.11 y a todas las versiones de la 5.0 hasta la 5.0.1 incluy\u00e9ndola"}], "id": "CVE-2021-31349", "lastModified": "2026-06-17T03:51:35.643", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "sirt@juniper.net", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-19T19:15:08.477", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA11256"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA11256"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "sirt@juniper.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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