{"containers": {"cna": {"affected": [{"product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "18.4R2-S9, 18.4R3-S9", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "19.1R2-S3, 19.1R3-S7", "status": "affected", "version": "19.1", "versionType": "custom"}, {"lessThan": "19.2R1-S7, 19.2R3-S3", "status": "affected", "version": "19.2", "versionType": "custom"}, {"lessThan": "19.3R3-S4", "status": "affected", "version": "19.3", "versionType": "custom"}, {"lessThan": "19.4R3-S7", "status": "affected", "version": "19.4", "versionType": "custom"}, {"lessThan": "20.1R2-S2, 20.1R3", "status": "affected", "version": "20.1", "versionType": "custom"}, {"lessThan": "20.2R3", "status": "affected", "version": "20.2", "versionType": "custom"}, {"lessThan": "20.3R2-S1, 20.3R3", "status": "affected", "version": "20.3", "versionType": "custom"}, {"lessThan": "20.4R2", "status": "affected", "version": "20.4", "versionType": "custom"}, {"lessThan": "21.1R1-S1, 21.1R2", "status": "affected", "version": "21.1", "versionType": "custom"}]}], "configurations": [{"lang": "en", "value": "The examples of the config stanza affected by this issue:\n\n [event-options event-script file <file-name> source <https-url> refresh]\n [system scripts (commit | event | extension-service | op | snmp) file filename refresh-from <https-url>]\n\nPlease note that issuing set refresh-from command does not add the refresh-from statement to the configuration but the command behaves like an operational mode command by executing an operation."}], "datePublic": "2022-01-12T00:00:00", "descriptions": [{"lang": "en", "value": "An Improper Certificate Validation weakness in the Juniper Networks Junos OS allows an attacker to perform Person-in-the-Middle (PitM) attacks when a system script is fetched from a remote source at a specified HTTPS URL, which may compromise the integrity and confidentiality of the device. The following command can be executed by an administrator via the CLI to refresh a script from a remote location, which is affected from this vulnerability: >request system scripts refresh-from (commit | event | extension-service | op | snmp) file filename url <https-url> This issue affects: Juniper Networks Junos OS All versions prior to 18.4R2-S9, 18.4R3-S9; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S7; 20.1 versions prior to 20.1R2-S2, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2-S1, 20.3R3; 20.4 versions prior to 20.4R2; 21.1 versions prior to 21.1R1-S1, 21.1R2."}], "exploits": [{"lang": "en", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-358", "description": "CWE-358 Improperly Implemented Security Check for Standard", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-295", "description": "CWE-295 Improper Certificate Validation", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-300", "description": "CWE-300 Channel Accessible by Non-Endpoint ('Man-in-the-Middle')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-19T00:20:58", "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://kb.juniper.net/JSA11264"}], "solutions": [{"lang": "en", "value": "The following software releases have been updated to resolve this specific issue: 18.4R2-S9, 18.4R3-S9, 19.1R2-S3, 19.1R3-S7, 19.2R1-S7, 19.2R3-S3, 19.3R3-S4, 19.4R3-S7, 20.1R2-S2, 20.1R3, 20.2R3, 20.3R2-S1, 20.3R3, 20.4R2, 21.1R1-S1, 21.1R2, 21.2R1 and all subsequent releases.\n"}], "source": {"advisory": "JSA11264", "defect": ["1542229"], "discovery": "USER"}, "title": "Junos OS: Certificate validation is skipped when fetching system scripts from a HTTPS URL", "workarounds": [{"lang": "en", "value": "There are no viable workarounds for this issue.\n\n "}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "sirt@juniper.net", "DATE_PUBLIC": "2022-01-12T17:00:00.000Z", "ID": "CVE-2022-22156", "STATE": "PUBLIC", "TITLE": "Junos OS: Certificate validation is skipped when fetching system scripts from a HTTPS URL"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Junos OS", "version": {"version_data": [{"version_affected": "<", "version_value": "18.4R2-S9, 18.4R3-S9"}, {"version_affected": "<", "version_name": "19.1", "version_value": "19.1R2-S3, 19.1R3-S7"}, {"version_affected": "<", "version_name": "19.2", "version_value": "19.2R1-S7, 19.2R3-S3"}, {"version_affected": "<", "version_name": "19.3", "version_value": "19.3R3-S4"}, {"version_affected": "<", "version_name": "19.4", "version_value": "19.4R3-S7"}, {"version_affected": "<", "version_name": "20.1", "version_value": "20.1R2-S2, 20.1R3"}, {"version_affected": "<", "version_name": "20.2", "version_value": "20.2R3"}, {"version_affected": "<", "version_name": "20.3", "version_value": "20.3R2-S1, 20.3R3"}, {"version_affected": "<", "version_name": "20.4", "version_value": "20.4R2"}, {"version_affected": "<", "version_name": "21.1", "version_value": "21.1R1-S1, 21.1R2"}]}}]}, "vendor_name": "Juniper Networks"}]}}, "configuration": [{"lang": "en", "value": "The examples of the config stanza affected by this issue:\n\n [event-options event-script file <file-name> source <https-url> refresh]\n [system scripts (commit | event | extension-service | op | snmp) file filename refresh-from <https-url>]\n\nPlease note that issuing set refresh-from command does not add the refresh-from statement to the configuration but the command behaves like an operational mode command by executing an operation."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An Improper Certificate Validation weakness in the Juniper Networks Junos OS allows an attacker to perform Person-in-the-Middle (PitM) attacks when a system script is fetched from a remote source at a specified HTTPS URL, which may compromise the integrity and confidentiality of the device. The following command can be executed by an administrator via the CLI to refresh a script from a remote location, which is affected from this vulnerability: >request system scripts refresh-from (commit | event | extension-service | op | snmp) file filename url <https-url> This issue affects: Juniper Networks Junos OS All versions prior to 18.4R2-S9, 18.4R3-S9; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S7; 20.1 versions prior to 20.1R2-S2, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2-S1, 20.3R3; 20.4 versions prior to 20.4R2; 21.1 versions prior to 21.1R1-S1, 21.1R2."}]}, "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": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-358 Improperly Implemented Security Check for Standard"}]}, {"description": [{"lang": "eng", "value": "CWE-295 Improper Certificate Validation"}]}, {"description": [{"lang": "eng", "value": "CWE-300 Channel Accessible by Non-Endpoint ('Man-in-the-Middle')"}]}]}, "references": {"reference_data": [{"name": "https://kb.juniper.net/JSA11264", "refsource": "CONFIRM", "url": "https://kb.juniper.net/JSA11264"}]}, "solution": [{"lang": "en", "value": "The following software releases have been updated to resolve this specific issue: 18.4R2-S9, 18.4R3-S9, 19.1R2-S3, 19.1R3-S7, 19.2R1-S7, 19.2R3-S3, 19.3R3-S4, 19.4R3-S7, 20.1R2-S2, 20.1R3, 20.2R3, 20.3R2-S1, 20.3R3, 20.4R2, 21.1R1-S1, 21.1R2, 21.2R1 and all subsequent releases.\n"}], "source": {"advisory": "JSA11264", "defect": ["1542229"], "discovery": "USER"}, "work_around": [{"lang": "en", "value": "There are no viable workarounds for this issue.\n\n "}]}}}, "cveMetadata": {"assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "assignerShortName": "juniper", "cveId": "CVE-2022-22156", "datePublished": "2022-01-12T00:00:00", "dateReserved": "2021-12-21T00:00:00", "dateUpdated": "2022-01-19T00:20:58", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

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"matchCriteriaId": "625BA7E6-D2AD-4A48-9B94-24328BE5B06A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An Improper Certificate Validation weakness in the Juniper Networks Junos OS allows an attacker to perform Person-in-the-Middle (PitM) attacks when a system script is fetched from a remote source at a specified HTTPS URL, which may compromise the integrity and confidentiality of the device. The following command can be executed by an administrator via the CLI to refresh a script from a remote location, which is affected from this vulnerability: >request system scripts refresh-from (commit | event | extension-service | op | snmp) file filename url <https-url> This issue affects: Juniper Networks Junos OS All versions prior to 18.4R2-S9, 18.4R3-S9; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S7; 20.1 versions prior to 20.1R2-S2, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2-S1, 20.3R3; 20.4 versions prior to 20.4R2; 21.1 versions prior to 21.1R1-S1, 21.1R2."}, {"lang": "es", "value": "Una debilidad de comprobaci\u00f3n de certificados inapropiada en el Sistema Operativo Junos de Juniper Networks permite a un atacante llevar a cabo ataques de tipo Person-in-the-Middle (PitM) cuando es obtenida una secuencia de comandos del sistema desde una fuente remota en una URL HTTPS especificada, que puede comprometer la integridad y la confidencialidad del dispositivo. El siguiente comando puede ser ejecutado por un administrador por medio de la CLI para refrescar un script desde una ubicaci\u00f3n remota, lo cual est\u00e1 afectado por esta vulnerabilidad: )request system scripts refresh-from (commit | event | extension-service | op | snmp) file filename url (https-url) Este problema afecta a: Juniper Networks Junos OS Todas las versiones anteriores a 18.4R2-S9, 18.4R3-S9; 19.1 versiones anteriores a 19.1R2-S3, 19.1R3-S7; 19.2 versiones anteriores a 19.2R1-S7, 19.2R3-S3; 19.3 versiones anteriores a 19.3R3-S4; 19. 4 versiones anteriores a 19.4R3-S7; 20.1 versiones anteriores a 20.1R2-S2, 20.1R3; 20.2 versiones anteriores a 20.2R3; versiones 20.3 anteriores a 20.3R2-S1, 20.3R3; 20.4 versiones anteriores a 20.4R2; 21.1 versiones anteriores a 21.1R1-S1, 21.1R2"}], "id": "CVE-2022-22156", "lastModified": "2022-01-26T17:20:23.260", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 4.2, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": "2022-01-19T01:15:08.383", "references": [{"source": "sirt@juniper.net", "tags": ["Exploit", "Vendor Advisory"], "url": "https://kb.juniper.net/JSA11264"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}, {"lang": "en", "value": "CWE-300"}, {"lang": "en", "value": "CWE-358"}], "source": "sirt@juniper.net", "type": "Primary"}]}

{}