{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-19T14:32:43.606","vulnerabilities":[{"cve":{"id":"CVE-2023-20240","sourceIdentifier":"psirt@cisco.com","published":"2023-11-22T17:15:18.520","lastModified":"2024-11-21T07:40:58.247","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Multiple vulnerabilities in Cisco Secure Client Software, formerly AnyConnect Secure Mobility Client, could allow an authenticated, local attacker to cause a denial of service (DoS) condition on an affected system. These vulnerabilities are due to an out-of-bounds memory read from Cisco Secure Client Software. An attacker could exploit these vulnerabilities by logging in to an affected device at the same time that another user is accessing Cisco Secure Client on the same system, and then sending crafted packets to a port on that local host. A successful exploit could allow the attacker to crash the VPN Agent service, causing it to be unavailable to all users of the system. To exploit these vulnerabilities, the attacker must have valid credentials on a multi-user system."},{"lang":"es","value":"Múltiples vulnerabilidades en Cisco Secure Client Software, anteriormente AnyConnect Secure Mobility Client, podrían permitir que un atacante local autenticado cause una condición de denegación de servicio (DoS) en un sistema afectado. Estas vulnerabilidades se deben a una lectura de memoria fuera de los límites de Cisco Secure Client Software. Un atacante podría aprovechar estas vulnerabilidades iniciando sesión en un dispositivo afectado al mismo tiempo que otro usuario accede a Cisco Secure Client en el mismo sistema y luego enviando paquetes manipulados a un puerto en ese host local. Un exploit exitoso podría permitir al atacante bloquear el servicio del Agente VPN, provocando que no esté disponible para todos los usuarios del sistema. Para explotar estas vulnerabilidades, el atacante debe tener credenciales válidas en un sistema multiusuario."}],"metrics":{"cvssMetricV31":[{"source":"psirt@cisco.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"psirt@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-125"}]},{"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:cisco:anyconnect_secure_mobility_client:4.9.00086:*:*:*:*:*:*:*","matchCriteriaId":"03B6618B-2E98-480C-AF79-2A9E9BF29CB3"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.01095:*:*:*:*:*:*:*","matchCriteriaId":"F2CB76BE-7DD7-40D7-A7C7-DDA7079A286F"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.02028:*:*:*:*:*:*:*","matchCriteriaId":"C87CEF61-99F2-4845-9FDE-4B6ED62637C3"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.03047:*:*:*:*:*:*:*","matchCriteriaId":"EA80A4E4-061E-4578-B780-9540AE502E66"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.03049:*:*:*:*:*:*:*","matchCriteriaId":"804366C1-F307-4DC2-9FEA-B4EB60790A32"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.04043:*:*:*:*:*:*:*","matchCriteriaId":"5AD3244A-5CA8-496C-B189-BCD31B0E40C8"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.04053:*:*:*:*:*:*:*","matchCriteriaId":"EAB00A32-8571-4685-B448-690F8EE373D9"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.05042:*:*:*:*:*:*:*","matchCriteriaId":"F97CC9FF-FDD3-46A1-9025-BAA83160A504"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.06037:*:*:*:*:*:*:*","matchCriteriaId":"FF8E83C4-9C5A-4D84-AB19-A4564BBB6625"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.00093:*:*:*:*:*:*:*","matchCriteriaId":"8FDBC52F-F851-4DC4-9DED-45F8689F2A00"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.01075:*:*:*:*:*:*:*","matchCriteriaId":"C6D74511-0444-473C-96F7-751C2B9A6ADC"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.02086:*:*:*:*:*:*:*","matchCriteriaId":"D89BE767-38C2-4E92-83EB-09E23B48AAF8"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.03104:*:*:*:*:*:*:*","matchCriteriaId":"DC77CA23-5750-4E35-AD17-4FE0B351ECFD"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.04065:*:*:*:*:*:*:*","matchCriteriaId":"CDE66231-01C3-4807-AB7B-F2A3C2E2200D"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.04071:*:*:*:*:*:*:*","matchCriteriaId":"B003756D-7F3D-4FB9-B3EF-CEAA68334630"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.05085:*:*:*:*:*:*:*","matchCriteriaId":"B06F4BD8-23D2-4C32-B090-F33D50BB5805"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.05095:*:*:*:*:*:*:*","matchCriteriaId":"1EE93BD0-7AAD-4921-A6F1-22F1905F8870"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.05111:*:*:*:*:*:*:*","matchCriteriaId":"222718F2-81E9-40BD-8B2D-ECD70CC423E3"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.06079:*:*:*:*:*:*:*","matchCriteriaId":"C1150AC7-8E86-471E-87DD-F4C0D0628261"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.06090:*:*:*:*:*:*:*","matchCriteriaId":"585A3B8E-8FD1-4B01-9F82-1038BF50A0FB"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.07061:*:*:*:*:*:*:*","matchCriteriaId":"61D0138A-EE54-420B-A11B-4580DD130FBF"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.07062:*:*:*:*:*:*:*","matchCriteriaId":"D45B8E46-AE9E-44F6-B58E-5AF7A32D499B"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:4.10.07073:*:*:*:*:*:*:*","matchCriteriaId":"FAB896B8-535A-494F-AA21-3DA56CD7A540"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:5.0.00238:*:*:*:*:*:*:*","matchCriteriaId":"7B7B74D9-7D43-48B2-AE6F-4FE75DB1DF61"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:secure_client:5.0.00529:*:*:*:*:*:*:*","matchCriteriaId":"86B5EB44-F814-49A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