{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-20390","assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","state":"PUBLISHED","assignerShortName":"cisco","dateReserved":"2023-11-08T15:08:07.659Z","datePublished":"2024-09-11T16:38:15.320Z","dateUpdated":"2024-09-11T20:53:46.046Z"},"containers":{"cna":{"title":"Cisco IOS XR Software Dedicated XML Agent TCP Denial of Service Vulnerability","metrics":[{"format":"cvssV3_1","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"}}],"descriptions":[{"lang":"en","value":"A vulnerability in the Dedicated XML Agent feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) on XML TCP listen port 38751.\r\n\r\nThis vulnerability is due to a lack of proper error validation of ingress XML packets. An attacker could exploit this vulnerability by sending a sustained, crafted stream of XML traffic to a targeted device. A successful exploit could allow the attacker to cause XML TCP port 38751 to become unreachable while the attack traffic persists."}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-xml-tcpdos-ZEXvrU2S","name":"cisco-sa-iosxr-xml-tcpdos-ZEXvrU2S"}],"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-iosxr-xml-tcpdos-ZEXvrU2S","discovery":"EXTERNAL","defects":["CSCwj39201"]},"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Verification of Source of a Communication Channel","type":"cwe","cweId":"CWE-940"}]}],"affected":[{"vendor":"Cisco","product":"Cisco IOS XR Software","versions":[{"version":"6.5.3","status":"affected"},{"version":"6.5.29","status":"affected"},{"version":"6.5.1","status":"affected"},{"version":"6.6.1","status":"affected"},{"version":"6.5.2","status":"affected"},{"version":"6.5.92","status":"affected"},{"version":"6.5.15","status":"affected"},{"version":"6.6.2","status":"affected"},{"version":"7.0.1","status":"affected"},{"version":"6.6.25","status":"affected"},{"version":"6.5.26","status":"affected"},{"version":"6.6.11","status":"affected"},{"version":"6.5.25","status":"affected"},{"version":"6.5.28","status":"affected"},{"version":"6.5.93","status":"affected"},{"version":"6.6.12","status":"affected"},{"version":"6.5.90","status":"affected"},{"version":"7.0.0","status":"affected"},{"version":"7.1.1","status":"affected"},{"version":"7.0.90","status":"affected"},{"version":"6.6.3","status":"affected"},{"version":"6.7.1","status":"affected"},{"version":"7.0.2","status":"affected"},{"version":"7.1.15","status":"affected"},{"version":"7.2.0","status":"affected"},{"version":"7.2.1","status":"affected"},{"version":"7.1.2","status":"affected"},{"version":"6.7.2","status":"affected"},{"version":"7.0.11","status":"affected"},{"version":"7.0.12","status":"affected"},{"version":"7.0.14","status":"affected"},{"version":"7.1.25","status":"affected"},{"version":"6.6.4","status":"affected"},{"version":"7.2.12","status":"affected"},{"version":"7.3.1","status":"affected"},{"version":"7.1.3","status":"affected"},{"version":"6.7.3","status":"affected"},{"version":"7.4.1","status":"affected"},{"version":"7.2.2","status":"affected"},{"version":"6.7.4","status":"affected"},{"version":"6.5.31","status":"affected"},{"version":"7.3.15","status":"affected"},{"version":"7.3.16","status":"affected"},{"version":"6.8.1","status":"affected"},{"version":"7.4.15","status":"affected"},{"version":"6.5.32","status":"affected"},{"version":"7.3.2","status":"affected"},{"version":"7.5.1","status":"affected"},{"version":"7.4.16","status":"affected"},{"version":"7.3.27","status":"affected"},{"version":"7.6.1","status":"affected"},{"version":"7.5.2","status":"affected"},{"version":"7.8.1","status":"affected"},{"version":"7.6.15","status":"affected"},{"version":"7.5.12","status":"affected"},{"version":"7.8.12","status":"affected"},{"version":"7.3.3","status":"affected"},{"version":"7.7.1","status":"affected"},{"version":"6.8.2","status":"affected"},{"version":"7.3.4","status":"affected"},{"version":"7.4.2","status":"affected"},{"version":"6.7.35","status":"affected"},{"version":"6.9.1","status":"affected"},{"version":"7.6.2","status":"affected"},{"version":"7.5.3","status":"affected"},{"version":"7.7.2","status":"affected"},{"version":"6.9.2","status":"affected"},{"version":"7.9.1","status":"affected"},{"version":"7.10.1","status":"affected"},{"version":"7.8.2","status":"affected"},{"version":"7.5.4","status":"affected"},{"version":"6.5.33","status":"affected"},{"version":"7.8.22","status":"affected"},{"version":"7.7.21","status":"affected"},{"version":"7.9.2","status":"affected"},{"version":"7.3.5","status":"affected"},{"version":"7.5.5","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":"7.6.3","status":"affected"},{"version":"7.3.6","status":"affected"},{"version":"7.5.52","status":"affected"},{"version":"7.11.2","status":"affected"},{"version":"24.2.1","status":"affected"}],"defaultStatus":"unknown"}],"providerMetadata":{"orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco","dateUpdated":"2024-09-11T16:38:15.320Z"}},"adp":[{"affected":[{"vendor":"cisco","product":"ios_xr_software","cpes":["cpe:2.3:o:cisco:ios_xr_software:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"6.5.3","status":"affected","lessThanOrEqual":"7.11.2","versionType":"custom"},{"version":"24.2.1","status":"affected"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-11T20:51:11.800178Z","id":"CVE-2024-20390","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":"2024-09-11T20:53:46.046Z"}}]}}