CVE-2021-0235

{"containers": {"cna": {"affected": [{"platforms": ["SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2"], "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "18.3*", "status": "affected", "version": "18.3R1", "versionType": "custom"}]}, {"platforms": ["SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3"], "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "18.4*", "status": "affected", "version": "18.4R1", "versionType": "custom"}, {"lessThan": "19.1*", "status": "affected", "version": "19.1R1", "versionType": "custom"}, {"lessThan": "19.2R1-S6, 19.2R3-S2", "status": "affected", "version": "19.2", "versionType": "custom"}, {"lessThan": "19.3R3-S2", "status": "affected", "version": "19.3", "versionType": "custom"}, {"lessThan": "19.4R2-S4, 19.4R3-S2", "status": "affected", "version": "19.4", "versionType": "custom"}]}, {"platforms": ["SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series"], "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "20.1R2, 20.1R3", "status": "affected", "version": "20.1", "versionType": "custom"}, {"lessThan": "20.2R2-S1, 20.2R3", "status": "affected", "version": "20.2", "versionType": "custom"}, {"lessThan": "20.3R1-S2, 20.3R2", "status": "affected", "version": "20.3", "versionType": "custom"}, {"lessThan": "20.4R1, 20.4R2", "status": "affected", "version": "20.4", "versionType": "custom"}]}, {"product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "18.3R1", "status": "unaffected", "version": "unspecified", "versionType": "custom"}]}], "datePublic": "2021-04-14T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "On SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series devices using tenant services on Juniper Networks Junos OS, due to incorrect permission scheme assigned to tenant system administrators, a tenant system administrator may inadvertently send their network traffic to one or more tenants while concurrently modifying the overall device system traffic management, affecting all tenants and the service provider. Further, a tenant may inadvertently receive traffic from another tenant. This issue affects: Juniper Networks Junos OS 18.3 version 18.3R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2; 18.4 version 18.4R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.1 versions 19.1R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.3 versions prior to 19.3R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.4 versions prior to 19.4R2-S4, 19.4R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 20.1 versions prior to 20.1R2, 20.1R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.2 versions prior to 20.2R2-S1, 20.2R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.3 versions prior to 20.3R1-S2, 20.3R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.4 versions prior to 20.4R1, 20.4R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series. This issue does not affect Juniper Networks Junos OS versions prior to 18.3R1."}], "exploits": [{"lang": "en", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-276", "description": "CWE-276: Incorrect Default Permissions", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-04-22T19:37:02.000Z", "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://kb.juniper.net/JSA11130"}], "solutions": [{"lang": "en", "value": "The following software releases have been updated to resolve this specific issue: 19.2R1-S6, 19.2R3-S2, 19.3R3-S2, 19.4R2-S4, 19.4R3-S2, 20.1R2, 20.1R3, 20.2R2-S1, 20.2R3, 20.3R1-S2, 20.3R2, 20.4R1, and all subsequent releases."}], "source": {"advisory": "JSA11130", "defect": ["1537491"], "discovery": "USER"}, "title": "Junos OS: SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series: In a multi-tenant environment, a tenant host administrator may configure logical firewall isolation affecting other tenant networks", "workarounds": [{"lang": "en", "value": "There are no viable workarounds for this issue."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "sirt@juniper.net", "DATE_PUBLIC": "2021-04-14T16:00:00.000Z", "ID": "CVE-2021-0235", "STATE": "PUBLIC", "TITLE": "Junos OS: SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series: In a multi-tenant environment, a tenant host administrator may configure logical firewall isolation affecting other tenant networks"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Junos OS", "version": {"version_data": [{"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2", "version_affected": ">=", "version_name": "18.3", "version_value": "18.3R1"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3", "version_affected": ">=", "version_name": "18.4", "version_value": "18.4R1"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3", "version_affected": ">=", "version_name": "19.1", "version_value": "19.1R1"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3", "version_affected": "<", "version_name": "19.2", "version_value": "19.2R1-S6, 19.2R3-S2"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3", "version_affected": "<", "version_name": "19.3", "version_value": "19.3R3-S2"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3", "version_affected": "<", "version_name": "19.4", "version_value": "19.4R2-S4, 19.4R3-S2"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series", "version_affected": "<", "version_name": "20.1", "version_value": "20.1R2, 20.1R3"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series", "version_affected": "<", "version_name": "20.2", "version_value": "20.2R2-S1, 20.2R3"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series", "version_affected": "<", "version_name": "20.3", "version_value": "20.3R1-S2, 20.3R2"}, {"platform": "SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series", "version_affected": "<", "version_name": "20.4", "version_value": "20.4R1, 20.4R2"}, {"version_affected": "!<", "version_value": "18.3R1"}]}}]}, "vendor_name": "Juniper Networks"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "On SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series devices using tenant services on Juniper Networks Junos OS, due to incorrect permission scheme assigned to tenant system administrators, a tenant system administrator may inadvertently send their network traffic to one or more tenants while concurrently modifying the overall device system traffic management, affecting all tenants and the service provider. Further, a tenant may inadvertently receive traffic from another tenant. This issue affects: Juniper Networks Junos OS 18.3 version 18.3R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2; 18.4 version 18.4R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.1 versions 19.1R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.3 versions prior to 19.3R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.4 versions prior to 19.4R2-S4, 19.4R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 20.1 versions prior to 20.1R2, 20.1R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.2 versions prior to 20.2R2-S1, 20.2R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.3 versions prior to 20.3R1-S2, 20.3R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.4 versions prior to 20.4R1, 20.4R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series. This issue does not affect Juniper Networks Junos OS versions prior to 18.3R1."}]}, "exploit": [{"lang": "en", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:L", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-276: Incorrect Default Permissions"}]}]}, "references": {"reference_data": [{"name": "https://kb.juniper.net/JSA11130", "refsource": "MISC", "url": "https://kb.juniper.net/JSA11130"}]}, "solution": [{"lang": "en", "value": "The following software releases have been updated to resolve this specific issue: 19.2R1-S6, 19.2R3-S2, 19.3R3-S2, 19.4R2-S4, 19.4R3-S2, 20.1R2, 20.1R3, 20.2R2-S1, 20.2R3, 20.3R1-S2, 20.3R2, 20.4R1, and all subsequent releases."}], "source": {"advisory": "JSA11130", "defect": ["1537491"], "discovery": "USER"}, "work_around": [{"lang": "en", "value": "There are no viable workarounds for this issue."}]}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T15:32:09.966Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://kb.juniper.net/JSA11130"}]}]}, "cveMetadata": {"assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "assignerShortName": "juniper", "cveId": "CVE-2021-0235", "datePublished": "2021-04-22T19:37:02.659Z", "dateReserved": "2020-10-27T00:00:00.000Z", "dateUpdated": "2024-09-17T02:36:59.092Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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tenants and the service provider. Further, a tenant may inadvertently receive traffic from another tenant. This issue affects: Juniper Networks Junos OS 18.3 version 18.3R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2; 18.4 version 18.4R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.1 versions 19.1R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.3 versions prior to 19.3R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.4 versions prior to 19.4R2-S4, 19.4R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 20.1 versions prior to 20.1R2, 20.1R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.2 versions prior to 20.2R2-S1, 20.2R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.3 versions prior to 20.3R1-S2, 20.3R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.4 versions prior to 20.4R1, 20.4R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series. This issue does not affect Juniper Networks Junos OS versions prior to 18.3R1."}, {"lang": "es", "value": "En las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con dispositivos de las Series SPC2/SPC3, vSRX, que utilizan servicios de inquilino en Juniper Networks Junos OS, debido a un esquema de permisos incorrecto asignado a los administradores del sistema inquilino, un administrador del sistema inquilino puede enviar inadvertidamente su tr\u00e1fico de red a uno o m\u00e1s inquilinos al mismo tiempo que se modifica la gesti\u00f3n general del tr\u00e1fico del sistema del dispositivo, lo que afecta a todos los inquilinos y al proveedor de servicios.&#xa0;Adem\u00e1s, un inquilino puede recibir inadvertidamente tr\u00e1fico de otro inquilino.&#xa0;Este problema afecta a: Juniper Networks Junos OS versiones 18.3, 18.3R1 y posteriores en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con SPC2;&#xa0;versiones 18.4, 18.4R1 y posteriores en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con SPC2/SPC3;&#xa0;versiones 19.1,19.1R1 y versiones posteriores en las Series SRX1500, SRX4100, SRX4200, SRX4600,&#xa0;SRX5000 con SPC2/SPC3;&#xa0;versiones 19.2 anteriores a 19.2R1-S6, 19.2R3-S2 en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con SPC2 / SPC3;&#xa0;versiones 19.3 anteriores a 19.3R3-S2 en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000, con SPC2/SPC3;&#xa0;versiones 19.4 anteriores a 19.4R2-S4, 19.4R3-S2 en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con SPC2/SPC3;&#xa0;versiones 20.1 anteriores a 20.1R2, 20.1R3 ??en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con SPC2/SPC3 vSRX;&#xa0;versiones 20.2 anteriores a 20.2R2-S1, 20.2R3 en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con SPC2/SPC3; Series vSRX;&#xa0;versiones 20.3 anteriores a 20.3R1-S2, 20.3R2 en Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 con SPC2/SPC3 Series vSRX;&#xa0;versiones 20.4 anteriores a 20.4R1, 20.4R2 en las Series SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series con SPC2/SPC3 Series vSRX . Este problema no afecta a Juniper Networks Junos OS versiones anteriores a 18.3R1"}], "id": "CVE-2021-0235", "lastModified": "2026-06-17T03:29:33.783", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 1.5, "impactScore": 5.3, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": "2021-04-22T20:15:08.810", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA11130"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA11130"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-276"}], "source": "sirt@juniper.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-276"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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