{"containers":{"cna":{"affected":[{"platforms":["EX4300-MP Series, EX4600Series, QFX5K Series"],"product":"Junos OS","vendor":"Juniper Networks","versions":[{"lessThan":"17.3R3-S9","status":"affected","version":"17.3","versionType":"custom"},{"lessThan":"17.4R2-S11, 17.4R3-S2, 17.4R3-S3","status":"affected","version":"17.4","versionType":"custom"},{"lessThan":"18.1R3-S11","status":"affected","version":"18.1","versionType":"custom"},{"lessThan":"18.2R3-S5","status":"affected","version":"18.2","versionType":"custom"},{"lessThan":"18.3R2-S4, 18.3R3-S3","status":"affected","version":"18.3","versionType":"custom"},{"lessThan":"18.4R2-S5, 18.4R3-S4","status":"affected","version":"18.4","versionType":"custom"},{"lessThan":"19.1R2-S2, 19.1R3-S2","status":"affected","version":"19.1","versionType":"custom"},{"lessThan":"19.2R1-S5, 19.2R2-S1, 19.2R3","status":"affected","version":"19.2","versionType":"custom"},{"lessThan":"19.3R2-S4, 19.3R3","status":"affected","version":"19.3","versionType":"custom"},{"lessThan":"19.4R1-S3, 19.4R2-S1, 19.4R3","status":"affected","version":"19.4","versionType":"custom"},{"lessThan":"20.1R1-S3, 20.1R2","status":"affected","version":"20.1","versionType":"custom"}]}],"configurations":[{"lang":"en","value":"The example of the config stanza affected by this issue:\n  [protocols bgp ... family evpn]"}],"datePublic":"2020-10-14T00:00:00.000Z","descriptions":[{"lang":"en","value":"On Juniper Networks EX4300-MP Series, EX4600 Series and QFX5K Series deployed in (Ethernet VPN) EVPN-(Virtual Extensible LAN) VXLAN configuration, receipt of a stream of specific VXLAN encapsulated layer 2 frames can cause high CPU load, which could lead to network protocol operation issue and traffic interruption. This issue affects devices that are configured as a Layer 2 or Layer 3 gateway of an EVPN-VXLAN deployment. The offending layer 2 frames that cause the issue originate from a different access switch that get encapsulated within the same EVPN-VXLAN domain. This issue affects Juniper Networks Junos OS on EX4300-MP Series, EX4600 Series and QFX5K Series: 17.3 versions prior to 17.3R3-S9; 17.4 versions prior to 17.4R2-S11, 17.4R3-S2, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S5; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4; 19.1 versions prior to 19.1R2-S2, 19.1R3-S2; 19.2 versions prior to 19.2R1-S5, 19.2R2-S1, 19.2R3; 19.3 versions prior to 19.3R2-S4, 19.3R3; 19.4 versions prior to 19.4R1-S3, 19.4R2-S1, 19.4R3; 20.1 versions prior to 20.1R1-S3, 20.1R2."}],"exploits":[{"lang":"en","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","description":"CWE-400 Uncontrolled Resource Consumption","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2020-10-16T20:31:37.000Z","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://kb.juniper.net/JSA11084"}],"solutions":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: Junos OS 17.3R3-S9, 17.4R2-S11, 17.4R3-S2, 17.4R3-S3, 18.1R3-S11, 18.2R3-S5, 18.3R2-S4, 18.3R3-S3, 18.4R2-S5, 18.4R3-S4, 19.1R2-S2, 19.1R3-S2, 19.2R1-S5, 19.2R2-S1, 19.2R3, 19.3R2-S4, 19.3R3, 19.4R1-S3, 19.4R2-S1, 19.4R3, 20.1R1-S3, 20.1R2, 20.2R1 and all subsequent releases."}],"source":{"advisory":"JSA11084","defect":["1495890"],"discovery":"USER"},"title":"Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2 frames in EVPN-VXLAN deployment.","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":"2020-10-14T16:00:00.000Z","ID":"CVE-2020-1687","STATE":"PUBLIC","TITLE":"Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2 frames in EVPN-VXLAN deployment."},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Junos OS","version":{"version_data":[{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"17.3","version_value":"17.3R3-S9"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"17.4","version_value":"17.4R2-S11, 17.4R3-S2, 17.4R3-S3"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"18.1","version_value":"18.1R3-S11"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"18.2","version_value":"18.2R3-S5"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"18.3","version_value":"18.3R2-S4, 18.3R3-S3"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"18.4","version_value":"18.4R2-S5, 18.4R3-S4"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"19.1","version_value":"19.1R2-S2, 19.1R3-S2"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"19.2","version_value":"19.2R1-S5, 19.2R2-S1, 19.2R3"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"19.3","version_value":"19.3R2-S4, 19.3R3"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"19.4","version_value":"19.4R1-S3, 19.4R2-S1, 19.4R3"},{"platform":"EX4300-MP Series, EX4600Series, QFX5K Series","version_affected":"<","version_name":"20.1","version_value":"20.1R1-S3, 20.1R2"}]}}]},"vendor_name":"Juniper Networks"}]}},"configuration":[{"lang":"en","value":"The example of the config stanza affected by this issue:\n  [protocols bgp ... family evpn]"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"On Juniper Networks EX4300-MP Series, EX4600 Series and QFX5K Series deployed in (Ethernet VPN) EVPN-(Virtual Extensible LAN) VXLAN configuration, receipt of a stream of specific VXLAN encapsulated layer 2 frames can cause high CPU load, which could lead to network protocol operation issue and traffic interruption. This issue affects devices that are configured as a Layer 2 or Layer 3 gateway of an EVPN-VXLAN deployment. The offending layer 2 frames that cause the issue originate from a different access switch that get encapsulated within the same EVPN-VXLAN domain. This issue affects Juniper Networks Junos OS on EX4300-MP Series, EX4600 Series and QFX5K Series: 17.3 versions prior to 17.3R3-S9; 17.4 versions prior to 17.4R2-S11, 17.4R3-S2, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S5; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4; 19.1 versions prior to 19.1R2-S2, 19.1R3-S2; 19.2 versions prior to 19.2R1-S5, 19.2R2-S1, 19.2R3; 19.3 versions prior to 19.3R2-S4, 19.3R3; 19.4 versions prior to 19.4R1-S3, 19.4R2-S1, 19.4R3; 20.1 versions prior to 20.1R1-S3, 20.1R2."}]},"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":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/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-400 Uncontrolled Resource Consumption"}]}]},"references":{"reference_data":[{"name":"https://kb.juniper.net/JSA11084","refsource":"CONFIRM","url":"https://kb.juniper.net/JSA11084"}]},"solution":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: Junos OS 17.3R3-S9, 17.4R2-S11, 17.4R3-S2, 17.4R3-S3, 18.1R3-S11, 18.2R3-S5, 18.3R2-S4, 18.3R3-S3, 18.4R2-S5, 18.4R3-S4, 19.1R2-S2, 19.1R3-S2, 19.2R1-S5, 19.2R2-S1, 19.2R3, 19.3R2-S4, 19.3R3, 19.4R1-S3, 19.4R2-S1, 19.4R3, 20.1R1-S3, 20.1R2, 20.2R1 and all subsequent releases."}],"source":{"advisory":"JSA11084","defect":["1495890"],"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":"2024-08-04T06:46:30.860Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://kb.juniper.net/JSA11084"}]}]},"cveMetadata":{"assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","assignerShortName":"juniper","cveId":"CVE-2020-1687","datePublished":"2020-10-16T20:31:37.629Z","dateReserved":"2019-11-04T00:00:00.000Z","dateUpdated":"2024-09-16T19:21:14.782Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}