2 lines
4.4 KiB
JSON
2 lines
4.4 KiB
JSON
{"affected":[{"affectedData":[{"product":"Cisco IOS","vendor":"Cisco","versions":[{"status":"affected","version":"n/a"}]}],"source":"psirt@cisco.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:cisco:ios:16.6.2:*:*:*:*:*:*:*","matchCriteriaId":"9EECBF72-A596-4144-A3F5-5028CA015447","vulnerable":true},{"criteria":"cpe:2.3:o:cisco:ios:16.6.4:*:*:*:*:*:*:*","matchCriteriaId":"3AA6B13C-245C-405E-AD13-CEAA0EF72AA0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in the access control logic of the Secure Shell (SSH) server of Cisco IOS and IOS XE Software may allow connections sourced from a virtual routing and forwarding (VRF) instance despite the absence of the vrf-also keyword in the access-class configuration. The vulnerability is due to a missing check in the SSH server. An attacker could use this vulnerability to open an SSH connection to an affected Cisco IOS or IOS XE device with a source address belonging to a VRF instance. Once connected, the attacker would still need to provide valid credentials to access the device."},{"lang":"es","value":"Una vulnerabilidad en la lógica de control de acceso del servidor SSH (Secure Shell) del software de Cisco IOS e IOS XE podría permitir conexiones originadas desde una instancia VRF (Virtual Routing and Forwarding) a pesar de la ausencia de la palabra clave vrf-also en la configuración de access-class. La vulnerabilidad se debe a la falta de una comprobación en el servidor SSH. Un atacante podría emplear esta vulnerabilidad para abrir una conexión SSH a un dispositivo Cisco IOS o IOS XE con una dirección de origen perteneciente a una instancia VRF. Una vez conectado, el atacante seguiría necesitando proporcionar credenciales válidas para acceder al dispositivo."}],"id":"CVE-2018-0484","lastModified":"2026-06-17T01:30:56.023","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":4.0,"confidentialityImpact":"NONE","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:L/Au:S/C:N/I:P/A:N","version":"2.0"},"exploitabilityScore":8.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.0"},"exploitabilityScore":3.9,"impactScore":1.4,"source":"psirt@cisco.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","version":"3.0"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2018-0484","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-11-19T17:25:45.752737Z","version":"2.0.3"}}]},"published":"2019-01-10T18:29:00.377","references":[{"source":"psirt@cisco.com","tags":["Third Party Advisory","VDB Entry"],"url":"http://www.securityfocus.com/bid/106560"},{"source":"psirt@cisco.com","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190109-ios-ssh-vrf"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"url":"http://www.securityfocus.com/bid/106560"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190109-ios-ssh-vrf"}],"sourceIdentifier":"psirt@cisco.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-284"}],"source":"psirt@cisco.com","type":"Secondary"},{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"}]}
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