{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-21598","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","state":"PUBLISHED","assignerShortName":"juniper","dateReserved":"2023-12-27T19:38:25.705Z","datePublished":"2024-04-12T14:54:23.761Z","dateUpdated":"2024-08-01T22:27:36.007Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Junos OS","vendor":"Juniper Networks","versions":[{"lessThan":"20.4R3-S9","status":"affected","version":"20.4","versionType":"semver"},{"lessThan":"21.2R3-S7","status":"affected","version":"21.2","versionType":"semver"},{"lessThan":"21.3R3-S5","status":"affected","version":"21.3","versionType":"semver"},{"lessThan":"21.4R3-S5","status":"affected","version":"21.4","versionType":"semver"},{"lessThan":"22.1R3-S4","status":"affected","version":"22.1","versionType":"semver"},{"lessThan":"22.2R3-S3","status":"affected","version":"22.2","versionType":"semver"},{"lessThan":"22.3R3-S1","status":"affected","version":"22.3","versionType":"semver"},{"lessThan":"22.4R3","status":"affected","version":"22.4","versionType":"semver"},{"lessThan":"23.2R1-S2, 23.2R2","status":"affected","version":"23.2","versionType":"semver"}]},{"defaultStatus":"unaffected","product":"Junos OS Evolved","vendor":"Juniper Networks","versions":[{"lessThan":"20.4R3-S9-EVO","status":"affected","version":"20.4-EVO","versionType":"semver"},{"lessThan":"21.2R3-S7-EVO","status":"affected","version":"21.2-EVO","versionType":"semver"},{"lessThan":"21.3R3-S5-EVO","status":"affected","version":"21.3-EVO","versionType":"semver"},{"lessThan":"21.4R3-S5-EVO","status":"affected","version":"21.4-EVO","versionType":"semver"},{"lessThan":"22.1R3-S4-EVO","status":"affected","version":"22.1-EVO","versionType":"semver"},{"lessThan":"22.2R3-S3-EVO","status":"affected","version":"22.2-EVO","versionType":"semver"},{"lessThan":"22.3R3-S1-EVO","status":"affected","version":"22.3-EVO","versionType":"semver"},{"lessThan":"22.4R3-EVO","status":"affected","version":"22.4-EVO","versionType":"semver"},{"lessThan":"23.2R1-S2-EVO, 23.2R2-EVO","status":"affected","version":"23.2-EVO","versionType":"semver"}]}],"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"

To be exposed to this vulnerability BGP needs to be configured as in the following example, but no further options need to be enabled:

  [ protocols bgp group <group> neighbor ... ]

"}],"value":"To be exposed to this vulnerability BGP needs to be configured as in the following example, but no further options need to be enabled:\n\n  [ protocols bgp group neighbor ... ]"}],"credits":[{"lang":"en","type":"finder","value":"Juniper SIRT would like to acknowledge and thank Matteo Memelli from Amazon for responsibly reporting this vulnerability."}],"datePublic":"2024-04-10T16:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"An Improper Validation of Syntactic Correctness of Input vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).

If a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart.

This issue affects Juniper Networks
Junos OS:

Junos OS Evolved:

This issue does not affect Juniper Networks

This is a related but separate issue than the one described in JSA79095.
"}],"value":"An Improper Validation of Syntactic Correctness of Input vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).\n\nIf a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart.\n\nThis issue affects Juniper Networks\nJunos OS:\n * 20.4 versions 20.4R1 and later versions earlier than 20.4R3-S9;\n * 21.2 versions earlier than 21.2R3-S7;\n * 21.3 versions earlier than 21.3R3-S5;\n * 21.4 versions earlier than 21.4R3-S5;\n * 22.1 versions earlier than 22.1R3-S4;\n * 22.2 versions earlier than 22.2R3-S3;\n * 22.3 versions earlier than 22.3R3-S1;\n * 22.4 versions earlier than 22.4R3;\n * 23.2 versions earlier than 23.2R1-S2, 23.2R2;\n\n\n\nJunos OS Evolved:\n * 20.4-EVO versions 20.4R1-EVO and later versions earlier than 20.4R3-S9-EVO;\n * 21.2-EVO versions earlier than 21.2R3-S7-EVO;\n * 21.3-EVO versions earlier than 21.3R3-S5-EVO;\n * 21.4-EVO versions earlier than 21.4R3-S5-EVO;\n * 22.1-EVO versions earlier than 22.1R3-S4-EVO;\n * 22.2-EVO versions earlier than 22.2R3-S3-EVO;\n * 22.3-EVO versions earlier than 22.3R3-S1-EVO;\n * 22.4-EVO versions earlier than 22.4R3-EVO;\n * 23.2-EVO versions earlier than 23.2R1-S2-EVO, 23.2R2-EVO;\n\n\n\nThis issue does not affect Juniper Networks\n * Junos OS versions earlier than 20.4R1;\n * Junos OS Evolved versions earlier than 20.4R1-EVO.\n\n\n\nThis is a related but separate issue than the one described in JSA79095."}],"exploits":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"

Juniper SIRT is not aware of any malicious exploitation of this vulnerability.

"}],"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"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1286","description":"CWE-1286 Improper Validation of Syntactic Correctness of Input","lang":"en","type":"CWE"}]},{"descriptions":[{"description":"Denial of Service (DoS)","lang":"en"}]}],"providerMetadata":{"orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper","dateUpdated":"2024-05-16T19:53:00.228Z"},"references":[{"tags":["vendor-advisory"],"url":"http://supportportal.juniper.net/JSA75739"},{"tags":["technical-description"],"url":"https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"

The following software releases have been updated to resolve this specific issue:

Junos OS: 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S5, 22.1R3-S4, 22.2R3-S3, 22.3R3-S1, 22.4R3, 23.2R1-S2, 23.2R2, 23.4R1, and all subsequent releases;

Junos OS Evolved: 20.4R3-S9-EVO, 21.2R3-S7-EVO, 21.3R3-S5-EVO, 21.4R3-S5-EVO, 22.1R3-S4-EVO, 22.2R3-S3-EVO, 22.3R3-S1-EVO, 22.4R3-EVO, 23.2R1-S2-EVO, 23.2R2-EVO, 23.4R1-EVO, and all subsequent releases.

"}],"value":"The following software releases have been updated to resolve this specific issue: \n\nJunos OS: 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S5, 22.1R3-S4, 22.2R3-S3, 22.3R3-S1, 22.4R3, 23.2R1-S2, 23.2R2, 23.4R1, and all subsequent releases;\n\nJunos OS Evolved: 20.4R3-S9-EVO, 21.2R3-S7-EVO, 21.3R3-S5-EVO, 21.4R3-S5-EVO, 22.1R3-S4-EVO, 22.2R3-S3-EVO, 22.3R3-S1-EVO, 22.4R3-EVO, 23.2R1-S2-EVO, 23.2R2-EVO, 23.4R1-EVO, and all subsequent releases."}],"source":{"advisory":"JSA75739","defect":["1760356"],"discovery":"USER"},"timeline":[{"lang":"en","time":"2024-04-10T16:00:00.000Z","value":"Initial Publication"}],"title":"Junos OS and Junos OS Evolved: A malformed BGP tunnel encapsulation attribute will lead to an rpd crash","workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"

There are no known workarounds for this issue.

"}],"value":"There are no known workarounds for this issue."}],"x_generator":{"engine":"Vulnogram 0.1.0-av217"}},"adp":[{"affected":[{"vendor":"juniper_networks","product":"junos_os","cpes":["cpe:2.3:o:juniper_networks:junos_os:20.4:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"20.4","status":"affected","lessThan":"20.4r3-s9","versionType":"custom"},{"version":"21.2","status":"affected","lessThan":"21.2r3-s7","versionType":"custom"},{"version":"21.3","status":"affected","lessThan":"21.3r3-s5","versionType":"custom"},{"version":"21.4","status":"affected","lessThan":"21.4r3-s5","versionType":"custom"},{"version":"22.1","status":"affected","lessThan":"22.1r3-s4","versionType":"custom"},{"version":"22.2","status":"affected","lessThan":"22.2r3-s3","versionType":"custom"},{"version":"22.3","status":"affected","lessThan":"22.3r3-s1","versionType":"custom"},{"version":"22.4","status":"affected","lessThan":"22.4r3","versionType":"custom"},{"version":"23.2","status":"affected","lessThan":"23.2r1-s2","versionType":"custom"}]},{"vendor":"juniper","product":"junos_os_evolved","cpes":["cpe:2.3:o:juniper:junos_os_evolved:22.3:-:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:22.4:-:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:23.2:-:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:20.4:r1:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:21.2:-:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:21.3:-:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:21.4:-:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:22.1:-:*:*:*:*:*:*","cpe:2.3:o:juniper:junos_os_evolved:22.2:-:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"20.4","status":"affected","lessThan":"20.4r3-s9","versionType":"custom"},{"version":"21.2","status":"affected","lessThan":"21.2r3-s7","versionType":"custom"},{"version":"21.3","status":"affected","lessThan":"21.3r3-s5","versionType":"custom"},{"version":"21.4","status":"affected","lessThan":"21.4r3-s4","versionType":"custom"},{"version":"22.1","status":"affected","lessThan":"22.1r3-s4","versionType":"custom"},{"version":"22.2","status":"affected","lessThan":"22.2r3-s3","versionType":"custom"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-04-12T18:02:57.570562Z","id":"CVE-2024-21598","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-07-31T14:32:30.418Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-01T22:27:36.007Z"},"title":"CVE Program Container","references":[{"tags":["vendor-advisory","x_transferred"],"url":"http://supportportal.juniper.net/JSA75739"},{"tags":["technical-description","x_transferred"],"url":"https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L"}]}]}}