{"id":"CVE-2024-20464","state":"PUBLISHED","title":"A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) cond","description":"A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\r\n\r This vulnerability is due to insufficient validation of received IPv4 PIMv2 packets. An attacker could exploit this vulnerability by sending a crafted PIMv2 packet to a PIM-enabled interface on an affected device. A successful exploit could allow the attacker to cause an affected device to reload, resulting in a DoS condition.\r\n\r Note: This vulnerability can be exploited with either an IPv4 multicast or unicast packet.","publishedAt":"2024-09-25T16:28:18.606Z","updatedAt":"2024-09-25T18:58:06.436Z","severity":{"score":8.6,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","source":"cisco"},"assigner":"cisco","products":["Cisco Cisco IOS XE Software"],"affected":[{"vendor":"Cisco","product":"Cisco IOS XE Software","versions":[{"version":"17.13.1","status":"affected"},{"version":"17.13.1a","status":"affected"}]}],"references":["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-pim-APbVfySJ"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-29T20:06:59.846Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/20xxx/CVE-2024-20464.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-20464","state":"PUBLISHED","datePublished":"2024-09-25T16:28:18.606Z","dateUpdated":"2024-09-25T18:58:06.436Z","assignerShortName":"cisco","assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","dateReserved":"2023-11-08T15:08:07.680Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\r\n\r This vulnerability is due to insufficient validation of received IPv4 PIMv2 packets. An attacker could exploit this vulnerability by sending a crafted PIMv2 packet to a PIM-enabled interface on an affected device. A successful exploit could allow the attacker to cause an affected device to reload, resulting in a DoS condition.\r\n\r Note: This vulnerability can be exploited with either an IPv4 multicast or unicast packet."}],"affected":[{"vendor":"Cisco","product":"Cisco IOS XE Software","versions":[{"version":"17.13.1","status":"affected"},{"version":"17.13.1a","status":"affected"}]}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-pim-APbVfySJ","name":"cisco-sa-pim-APbVfySJ"}],"metrics":[{"format":"cvssV3_1","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"Improper Input Validation","type":"cwe"}]}],"providerMetadata":{"shortName":"cisco","orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","dateUpdated":"2024-09-25T16:28:18.606Z"},"exploits":[{"lang":"en","value":"The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}],"source":{"advisory":"cisco-sa-pim-APbVfySJ","discovery":"INTERNAL","defects":["CSCwi53919"]}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"cisco","product":"ios_xe","defaultStatus":"unknown","versions":[{"version":"17.13.1","status":"affected"},{"version":"17.13.1a","status":"affected"}],"cpes":["cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-25T18:57:01.078434Z","id":"CVE-2024-20464","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":"2024-09-25T18:58:06.436Z"}}]}}}