{"containers":{"cna":{"affected":[{"product":"Junos OS","vendor":"Juniper Networks","versions":[{"lessThan":"17.3R3-S11","status":"affected","version":"17.3","versionType":"custom"},{"lessThan":"17.4R2-S13, 17.4R3-S4","status":"affected","version":"17.4","versionType":"custom"},{"lessThan":"18.1R3-S12","status":"affected","version":"18.1","versionType":"custom"},{"lessThan":"18.2R2-S8, 18.2R3-S7","status":"affected","version":"18.2","versionType":"custom"},{"lessThan":"18.3R3-S4","status":"affected","version":"18.3","versionType":"custom"},{"lessThan":"18.4R1-S8, 18.4R2-S7, 18.4R3-S7","status":"affected","version":"18.4","versionType":"custom"},{"lessThan":"19.1R1-S6, 19.1R2-S2, 19.1R3-S4","status":"affected","version":"19.1","versionType":"custom"},{"lessThan":"19.2R1-S6, 19.2R3-S1","status":"affected","version":"19.2","versionType":"custom"},{"lessThan":"19.3R2-S5, 19.3R3-S1","status":"affected","version":"19.3","versionType":"custom"},{"lessThan":"19.4R1-S4, 19.4R2-S3, 19.4R3-S1","status":"affected","version":"19.4","versionType":"custom"},{"lessThan":"20.1R2","status":"affected","version":"20.1","versionType":"custom"},{"lessThan":"20.2R2","status":"affected","version":"20.2","versionType":"custom"},{"lessThan":"20.3R1-S1, 20.3R2","status":"affected","version":"20.3","versionType":"custom"}]},{"product":"Junos OS Evolved","vendor":"Juniper Networks","versions":[{"lessThan":"20.3R2-EVO","status":"affected","version":"20.3","versionType":"custom"}]}],"configurations":[{"lang":"en","value":"The following minimal configuration is necessary:\n\n* Must be running Junos OS or Junos OS Evolved.\n* A BGP peering session is established."}],"datePublic":"2021-10-13T00:00:00.000Z","descriptions":[{"lang":"en","value":"On Juniper Networks Junos OS and Junos OS Evolved devices processing a specially crafted BGP UPDATE or KEEPALIVE message can lead to a routing process daemon (RPD) crash and restart, causing a Denial of Service (DoS). Continued receipt and processing of this message will create a sustained Denial of Service (DoS) condition. This issue affects both IBGP and EBGP deployments over IPv4 or IPv6. This issue affects: Juniper Networks Junos OS: 17.3 versions prior to 17.3R3-S11; 17.4 versions prior to 17.4R2-S13, 17.4R3-S4; 18.1 versions prior to 18.1R3-S12; 18.2 versions prior to 18.2R2-S8, 18.2R3-S7; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R1-S6, 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S1; 19.3 versions prior to 19.3R2-S5, 19.3R3-S1; 19.4 versions prior to 19.4R1-S4, 19.4R1-S4, 19.4R2-S3, 19.4R3-S1; 20.1 versions prior to 20.1R2; 20.2 versions prior to 20.2R2; 20.3 versions prior to 20.3R1-S1, 20.3R2. Juniper Networks Junos OS Evolved: 20.3 versions prior to 20.3R2-EVO."}],"exploits":[{"lang":"en","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}]},{"descriptions":[{"description":"Denial of Service (DoS)","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2021-10-19T18:17:11.000Z","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://kb.juniper.net/JSA11239"}],"solutions":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: \nJunos OS: 17.3R3-S11, 17.4R2-S13, 17.4R3-S4, 18.1R3-S12, 18.2R2-S8, 18.3R3-S4, 18.4R1-S8, 18.4R2-S7, 18.4R3-S7, 19.1R1-S6, 19.1R2-S2, 19.1R3-S4, 19.2R1-S6, 19.2R3-S1, 19.3R2-S5, 19.3R3-S1, 19.4R1-S4, 19.4R2-S3, 19.4R3-S1, 20.1R2, 20.1R3, 20.2R2, 20.2R3, 20.3R1-S1, 20.3R2, 20.4R1, and all subsequent releases.\n\nJunos OS Evolved: 20.3R2-EVO and all subsequent releases."}],"source":{"advisory":"JSA11239","defect":["1543234"],"discovery":"INTERNAL"},"title":"Junos OS and Junos OS Evolved: RPD crash while processing a specially crafted BGP UPDATE or KEEPALIVE message.","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":"2021-10-13T16:00:00.000Z","ID":"CVE-2021-31374","STATE":"PUBLIC","TITLE":"Junos OS and Junos OS Evolved: RPD crash while processing a specially crafted BGP UPDATE or KEEPALIVE message."},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Junos OS","version":{"version_data":[{"version_affected":"<","version_name":"17.3","version_value":"17.3R3-S11"},{"version_affected":"<","version_name":"17.4","version_value":"17.4R2-S13, 17.4R3-S4"},{"version_affected":"<","version_name":"18.1","version_value":"18.1R3-S12"},{"version_affected":"<","version_name":"18.2","version_value":"18.2R2-S8, 18.2R3-S7"},{"version_affected":"<","version_name":"18.3","version_value":"18.3R3-S4"},{"version_affected":"<","version_name":"18.4","version_value":"18.4R1-S8, 18.4R2-S7, 18.4R3-S7"},{"version_affected":"<","version_name":"19.1","version_value":"19.1R1-S6, 19.1R2-S2, 19.1R3-S4"},{"version_affected":"<","version_name":"19.2","version_value":"19.2R1-S6, 19.2R3-S1"},{"version_affected":"<","version_name":"19.3","version_value":"19.3R2-S5, 19.3R3-S1"},{"version_affected":"<","version_name":"19.4","version_value":"19.4R1-S4, 19.4R2-S3, 19.4R3-S1"},{"version_affected":"<","version_name":"20.1","version_value":"20.1R2"},{"version_affected":"<","version_name":"20.2","version_value":"20.2R2"},{"version_affected":"<","version_name":"20.3","version_value":"20.3R1-S1, 20.3R2"}]}},{"product_name":"Junos OS Evolved","version":{"version_data":[{"version_affected":"<","version_name":"20.3","version_value":"20.3R2-EVO"}]}}]},"vendor_name":"Juniper Networks"}]}},"configuration":[{"lang":"en","value":"The following minimal configuration is necessary:\n\n* Must be running Junos OS or Junos OS Evolved.\n* A BGP peering session is established."}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"On Juniper Networks Junos OS and Junos OS Evolved devices processing a specially crafted BGP UPDATE or KEEPALIVE message can lead to a routing process daemon (RPD) crash and restart, causing a Denial of Service (DoS). Continued receipt and processing of this message will create a sustained Denial of Service (DoS) condition. This issue affects both IBGP and EBGP deployments over IPv4 or IPv6. This issue affects: Juniper Networks Junos OS: 17.3 versions prior to 17.3R3-S11; 17.4 versions prior to 17.4R2-S13, 17.4R3-S4; 18.1 versions prior to 18.1R3-S12; 18.2 versions prior to 18.2R2-S8, 18.2R3-S7; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R1-S6, 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S1; 19.3 versions prior to 19.3R2-S5, 19.3R3-S1; 19.4 versions prior to 19.4R1-S4, 19.4R1-S4, 19.4R2-S3, 19.4R3-S1; 20.1 versions prior to 20.1R2; 20.2 versions prior to 20.2R2; 20.3 versions prior to 20.3R1-S1, 20.3R2. Juniper Networks Junos OS Evolved: 20.3 versions prior to 20.3R2-EVO."}]},"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":"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"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-787 Out-of-bounds Write"}]},{"description":[{"lang":"eng","value":"Denial of Service (DoS)"}]}]},"references":{"reference_data":[{"name":"https://kb.juniper.net/JSA11239","refsource":"CONFIRM","url":"https://kb.juniper.net/JSA11239"}]},"solution":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: \nJunos OS: 17.3R3-S11, 17.4R2-S13, 17.4R3-S4, 18.1R3-S12, 18.2R2-S8, 18.3R3-S4, 18.4R1-S8, 18.4R2-S7, 18.4R3-S7, 19.1R1-S6, 19.1R2-S2, 19.1R3-S4, 19.2R1-S6, 19.2R3-S1, 19.3R2-S5, 19.3R3-S1, 19.4R1-S4, 19.4R2-S3, 19.4R3-S1, 20.1R2, 20.1R3, 20.2R2, 20.2R3, 20.3R1-S1, 20.3R2, 20.4R1, and all subsequent releases.\n\nJunos OS Evolved: 20.3R2-EVO and all subsequent releases."}],"source":{"advisory":"JSA11239","defect":["1543234"],"discovery":"INTERNAL"},"work_around":[{"lang":"en","value":"There are no viable workarounds for this issue."}]}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T22:55:53.789Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://kb.juniper.net/JSA11239"}]}]},"cveMetadata":{"assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","assignerShortName":"juniper","cveId":"CVE-2021-31374","datePublished":"2021-10-19T18:17:11.146Z","dateReserved":"2021-04-15T00:00:00.000Z","dateUpdated":"2024-09-16T22:20:53.760Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}