{"id":"CVE-2024-39549","state":"PUBLISHED","title":"Junos OS and Junos OS Evolved: Receipt of malformed BGP path attributes leads to a memory leak","description":"A Missing Release of Memory after Effective Lifetime vulnerability in the routing process daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to send a malformed BGP Path attribute update which allocates memory used to log the bad path attribute. This memory is not properly freed in all circumstances, leading to a Denial of Service (DoS).\n\nConsumed memory can be freed by manually restarting Routing Protocol Daemon (rpd).\n\nMemory utilization could be monitored by: \nuser@host> show system memory or show system monitor memory status\n\nThis issue affects:\n\nJunos OS:   *  All versions before 21.2R3-S8, \n  *  from 21.4 before 21.4R3-S8,\n\n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S3, \n  *  from 22.4 before 22.4R3-S3,\n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R1-S2, 23.4R2.\n\n\nJunos OS Evolved:\n  *  All versions before 21.2R3-S8-EVO, \n  *  from 21.4 before 21.4R3-S8-EVO,\n  *  from 22.2 before 22.2R3-S4-EVO, \n  *  from 22.3 before 22.3R3-S3-EVO, \n  *  from 22.4 before 22.4R3-S3-EVO,\n\n  *  from 23.2 before 23.2R2-S1-EVO, \n  *  from 23.4 before 23.4R1-S2-EVO, 23.4R2-EVO.","publishedAt":"2024-07-11T16:27:19.238Z","updatedAt":"2025-02-26T18:16:27.497Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"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/R:U","source":"juniper"},"assigner":"juniper","products":["Juniper Networks Junos OS","Juniper Networks Junos OS Evolved"],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"21.2R3-S8","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S8","versionType":"semver"},{"version":"22.2","status":"affected","lessThan":"22.2R3-S4","versionType":"semver"},{"version":"22.3","status":"affected","lessThan":"22.3R3-S3","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S3","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S1","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R1-S2, 23.4R2","versionType":"semver"}]},{"vendor":"Juniper Networks","product":"Junos OS Evolved","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"21.2R3-S8-EVO","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S8-EVO","versionType":"semver"},{"version":"22.2","status":"affected","lessThan":"22.2R3-S4-EVO","versionType":"semver"},{"version":"22.3","status":"affected","lessThan":"22.3R3-S3-EVO","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S3-EVO","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S1-EVO","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R1-S2-EVO, 23.4R2-EVO","versionType":"semver"}]}],"references":["https://supportportal.juniper.net/JSA83011"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:07:39.287Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/39xxx/CVE-2024-39549.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-39549","state":"PUBLISHED","datePublished":"2024-07-11T16:27:19.238Z","dateUpdated":"2025-02-26T18:16:27.497Z","assignerShortName":"juniper","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateReserved":"2024-06-25T15:12:53.246Z"},"containers":{"cna":{"title":"Junos OS and Junos OS Evolved: Receipt of malformed BGP path attributes leads to a memory leak","descriptions":[{"lang":"en","value":"A Missing Release of Memory after Effective Lifetime vulnerability in the routing process daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to send a malformed BGP Path attribute update which allocates memory used to log the bad path attribute. This memory is not properly freed in all circumstances, leading to a Denial of Service (DoS).\n\nConsumed memory can be freed by manually restarting Routing Protocol Daemon (rpd).\n\nMemory utilization could be monitored by: \nuser@host> show system memory or show system monitor memory status\n\nThis issue affects:\n\nJunos OS:   *  All versions before 21.2R3-S8, \n  *  from 21.4 before 21.4R3-S8,\n\n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S3, \n  *  from 22.4 before 22.4R3-S3,\n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R1-S2, 23.4R2.\n\n\nJunos OS Evolved:\n  *  All versions before 21.2R3-S8-EVO, \n  *  from 21.4 before 21.4R3-S8-EVO,\n  *  from 22.2 before 22.2R3-S4-EVO, \n  *  from 22.3 before 22.3R3-S3-EVO, \n  *  from 22.4 before 22.4R3-S3-EVO,\n\n  *  from 23.2 before 23.2R2-S1-EVO, \n  *  from 23.4 before 23.4R1-S2-EVO, 23.4R2-EVO."}],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"21.2R3-S8","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S8","versionType":"semver"},{"version":"22.2","status":"affected","lessThan":"22.2R3-S4","versionType":"semver"},{"version":"22.3","status":"affected","lessThan":"22.3R3-S3","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S3","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S1","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R1-S2, 23.4R2","versionType":"semver"}]},{"vendor":"Juniper Networks","product":"Junos OS Evolved","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"21.2R3-S8-EVO","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S8-EVO","versionType":"semver"},{"version":"22.2","status":"affected","lessThan":"22.2R3-S4-EVO","versionType":"semver"},{"version":"22.3","status":"affected","lessThan":"22.3R3-S3-EVO","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S3-EVO","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S1-EVO","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R1-S2-EVO, 23.4R2-EVO","versionType":"semver"}]}],"references":[{"url":"https://supportportal.juniper.net/JSA83011","tags":["vendor-advisory"]}],"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":"USER","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/R:U","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","description":"CWE-401: Missing Release of Memory after Effective Lifetime","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"juniper","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateUpdated":"2024-10-02T21:09:45.677Z"},"datePublic":"2024-07-10T16:00:00.000Z","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."}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The following software releases have been updated to resolve this specific issue:<br> <br>Junos OS: 21.2R3-S8, 21.4R3-S8, 22.2R3-S4, 22.3R3-S3, <span style=\"background-color: rgb(255, 255, 255);\">22.4R3-S3,&nbsp;</span>23.2R2-S1, 23.4R1-S2, 23.4R2, 24.2R1, and all subsequent releases.<br><br>\nJunos OS Evolved:&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">21.2R3-S8-EVO, 21.4R3-S8-EVO, 22.2R3-S4-EVO, <span style=\"background-color: rgb(255, 255, 255);\">22.3R3-S3-EVO,&nbsp;</span>22.4R3-S3-EVO, 23.2R2-S1-EVO, 23.4R1-S2-EVO, 23.4R2-EVO, 24.2R1-EVO and all subsequent releases.&nbsp;</span><br>"}],"value":"The following software releases have been updated to resolve this specific issue:\n \nJunos OS: 21.2R3-S8, 21.4R3-S8, 22.2R3-S4, 22.3R3-S3, 22.4R3-S3, 23.2R2-S1, 23.4R1-S2, 23.4R2, 24.2R1, and all subsequent releases.\n\n\nJunos OS Evolved: 21.2R3-S8-EVO, 21.4R3-S8-EVO, 22.2R3-S4-EVO, 22.3R3-S3-EVO, 22.4R3-S3-EVO, 23.2R2-S1-EVO, 23.4R1-S2-EVO, 23.4R2-EVO, 24.2R1-EVO and all subsequent releases."}],"source":{"advisory":"JSA83011","defect":["1778879"],"discovery":"INTERNAL"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>There are no known workarounds for this issue.</p>"}],"value":"There are no known workarounds for this issue."}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"juniper","product":"junos_os","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"21.2R3-S8","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S8","versionType":"semver"},{"version":"22.2","status":"affected","lessThan":"22.2R3-S4","versionType":"semver"},{"version":"22.3","status":"affected","lessThan":"22.3R3-S3","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S3","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S1","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R1-S2","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R2","versionType":"semver"},{"version":"24.2","status":"affected","lessThan":"24.2R2","versionType":"semver"}],"cpes":["cpe:2.3:o:juniper:junos_os:*:*:*:*:*:*:*:*"]},{"vendor":"juniper","product":"junos_os_evolved","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"21.2R3-S8-EVO","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S8-EVO","versionType":"semver"},{"version":"22.2","status":"affected","lessThan":"22.2R3-S4-EVO","versionType":"semver"},{"version":"22.3","status":"affected","lessThan":"22.3R3-S3-EVO","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S3-EVO","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S1-EVO","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R1-S2-EVO","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R2-EVO","versionType":"semver"},{"version":"24.2","status":"affected","lessThan":"24.2R2-EVO","versionType":"semver"}],"cpes":["cpe:2.3:o:juniper:junos_os_evolved:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-26T18:16:20.812180Z","id":"CVE-2024-39549","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-26T18:16:27.497Z"}},{"title":"CVE Program Container","references":[{"url":"https://supportportal.juniper.net/JSA83011","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T04:26:15.913Z"}}]}}}