{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T01:04:51.482","vulnerabilities":[{"cve":{"id":"CVE-2023-39540","sourceIdentifier":"talos-cna@cisco.com","published":"2024-02-20T15:15:08.323","lastModified":"2025-11-04T19:15:55.010","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a denial of service within the parsing an IPv4 ICMP packet."},{"lang":"es","value":"Existe una vulnerabilidad de denegación de servicio en la funcionalidad de análisis ICMP e ICMPv6 de Weston Embedded uC-TCP-IP v3.06.01. Un paquete de red especialmente manipulado puede provocar una lectura fuera de los límites. Un atacante puede enviar un paquete malicioso para desencadenar esta vulnerabilidad. Esta vulnerabilidad se refiere a una denegación de servicio durante el análisis de un paquete ICMP IPv4."}],"metrics":{"cvssMetricV31":[{"source":"talos-cna@cisco.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":3.6},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":3.6}]},"weaknesses":[{"source":"talos-cna@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-126"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-125"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:weston-embedded:uc-tcp-ip:3.06.01:*:*:*:*:*:*:*","matchCriteriaId":"27A185C2-4CE9-475C-B0F8-F48EFF1CAEFF"}]}]}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1828","source":"talos-cna@cisco.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1828","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1828","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}