{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-20304", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "state": "PUBLISHED", "assignerShortName": "cisco", "dateReserved": "2023-11-08T15:08:07.630Z", "datePublished": "2024-09-11T16:39:54.503Z", "dateUpdated": "2024-09-11T20:11:14.196Z"}, "containers": {"cna": {"title": "Cisco IOS XR Software Packet Memory Exhaustion Vulnerability", "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"}}], "descriptions": [{"lang": "en", "value": "A vulnerability in the multicast traceroute version 2 (Mtrace2) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust the UDP packet memory of an affected device.\r\n\r\nThis vulnerability exists because the Mtrace2 code does not properly handle packet memory. An attacker could exploit this vulnerability by sending crafted packets to an affected device. A successful exploit could allow the attacker to exhaust the incoming UDP packet memory. The affected device would not be able to process higher-level UDP-based protocols packets, possibly causing a denial of service (DoS) condition.\r\nNote: This vulnerability can be exploited using IPv4 or IPv6."}], "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-pak-mem-exhst-3ke9FeFy", "name": "cisco-sa-pak-mem-exhst-3ke9FeFy"}], "exploits": [{"lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "source": {"advisory": "cisco-sa-pak-mem-exhst-3ke9FeFy", "discovery": "EXTERNAL", "defects": ["CSCwk63828"]}, "problemTypes": [{"descriptions": [{"lang": "en", "description": "Missing Release of Memory after Effective Lifetime", "type": "cwe", "cweId": "CWE-401"}]}], "affected": [{"vendor": "Cisco", "product": "Cisco IOS XR Software", "versions": [{"version": "7.8.1", "status": "affected"}, {"version": "7.8.12", "status": "affected"}, {"version": "7.7.1", "status": "affected"}, {"version": "7.7.2", "status": "affected"}, {"version": "7.9.1", "status": "affected"}, {"version": "7.10.1", "status": "affected"}, {"version": "7.8.2", "status": "affected"}, {"version": "7.8.22", "status": "affected"}, {"version": "7.7.21", "status": "affected"}, {"version": "7.9.2", "status": "affected"}, {"version": "7.11.1", "status": "affected"}, {"version": "7.9.21", "status": "affected"}, {"version": "7.10.2", "status": "affected"}, {"version": "24.1.1", "status": "affected"}, {"version": "7.11.2", "status": "affected"}, {"version": "24.2.1", "status": "affected"}, {"version": "24.1.2", "status": "affected"}, {"version": "24.2.11", "status": "affected"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2024-09-11T16:39:54.503Z"}}, "adp": [{"affected": [{"vendor": "cisco", "product": "ios_xr", "cpes": ["cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "7.8.1", "status": "affected"}, {"version": "7.8.12", "status": "affected"}, {"version": "7.7.1", "status": "affected"}, {"version": "7.7.2", "status": "affected"}, {"version": "7.9.1", "status": "affected"}, {"version": "7.10.1", "status": "affected"}, {"version": "7.8.2", "status": "affected"}, {"version": "7.8.22", "status": "affected"}, {"version": "7.7.21", "status": "affected"}, {"version": "7.9.2", "status": "affected"}, {"version": "7.11.1", "status": "affected"}, {"version": "7.9.21", "status": "affected"}, {"version": "7.10.2", "status": "affected"}, {"version": "24.1.1", "status": "affected"}, {"version": "7.11.2", "status": "affected"}, {"version": "24.2.1", "status": "affected"}, {"version": "24.1.2", "status": "affected"}, {"version": "24.2.11", "status": "affected"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-11T20:05:37.476896Z", "id": "CVE-2024-20304", "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": "2024-09-11T20:11:14.196Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the multicast traceroute version 2 (Mtrace2) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust the UDP packet memory of an affected device.\r\n\r\nThis vulnerability exists because the Mtrace2 code does not properly handle packet memory. An attacker could exploit this vulnerability by sending crafted packets to an affected device. A successful exploit could allow the attacker to exhaust the incoming UDP packet memory. The affected device would not be able to process higher-level UDP-based protocols packets, possibly causing a denial of service (DoS) condition.\r\nNote: This vulnerability can be exploited using IPv4 or IPv6."}, {"lang": "es", "value": "Una vulnerabilidad en la funci\u00f3n multicast traceroute versi\u00f3n 2 (Mtrace2) del software Cisco IOS XR podr\u00eda permitir que un atacante remoto no autenticado agote la memoria de paquetes UDP de un dispositivo afectado. Esta vulnerabilidad existe porque el c\u00f3digo Mtrace2 no maneja correctamente la memoria de paquetes. Un atacante podr\u00eda aprovechar esta vulnerabilidad enviando paquetes manipulados a un dispositivo afectado. Una explotaci\u00f3n exitosa podr\u00eda permitir que el atacante agote la memoria de paquetes UDP entrantes. El dispositivo afectado no podr\u00eda procesar paquetes de protocolos basados en UDP de nivel superior, lo que posiblemente provoque una condici\u00f3n de denegaci\u00f3n de servicio (DoS). Nota: Esta vulnerabilidad se puede aprovechar utilizando IPv4 o IPv6."}], "id": "CVE-2024-20304", "lastModified": "2024-09-12T12:35:54.013", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "ykramarz@cisco.com", "type": "Secondary"}]}, "published": "2024-09-11T17:15:11.853", "references": [{"source": "ykramarz@cisco.com", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-pak-mem-exhst-3ke9FeFy"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

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