2 lines
4.2 KiB
JSON
2 lines
4.2 KiB
JSON
{"affected":[{"affectedData":[{"product":"Cisco IOS XE Software","vendor":"Cisco","versions":[{"status":"affected","version":"n/a"}]}],"source":"psirt@cisco.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*","matchCriteriaId":"800DAF6A-C0B1-489A-82C9-FB246961A9A8","versionEndExcluding":"17.6.1a","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:h:cisco:cbr-8:-:*:*:*:*:*:*:*","matchCriteriaId":"AB77D0EC-A448-4D97-8EB0-EA4956549A52","vulnerable":false}],"negate":false,"operator":"OR"}],"operator":"AND"}],"cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in the Simple Network Management Protocol (SNMP) punt handling function of Cisco cBR-8 Converged Broadband Routers could allow an authenticated, remote attacker to overload a device punt path, resulting in a denial of service (DoS) condition. This vulnerability is due to the punt path being overwhelmed by large quantities of SNMP requests. An attacker could exploit this vulnerability by sending a large number of SNMP requests to an affected device. A successful exploit could allow the attacker to overload the device punt path, resulting in a DoS condition."},{"lang":"es","value":"Una vulnerabilidad en la función punt handling de Simple Network Management Protocol (SNMP) de Cisco cBR-8 Converged Broadband Routers podría permitir a un atacante remoto autenticado sobrecargar la ruta de punt del dispositivo, resultando en una condición de denegación de servicio (DoS). Esta vulnerabilidad es debido a que la ruta de búsqueda está sobrecargada por grandes cantidades de peticiones SNMP. Un atacante podría explotar esta vulnerabilidad mediante el envío de un gran número de peticiones SNMP a un dispositivo afectado. Una explotación con éxito podría permitir al atacante sobrecargar la ruta de búsqueda del dispositivo, resultando en una condición de DoS"}],"id":"CVE-2021-1623","lastModified":"2026-06-17T03:32:11.527","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"PARTIAL","baseScore":4.0,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":8.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.1,"impactScore":4.0,"source":"psirt@cisco.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.1,"impactScore":4.0,"source":"nvd@nist.gov","type":"Primary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2021-1623","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-11-07T21:40:39.729808Z","version":"2.0.3"}}]},"published":"2021-09-23T03:15:13.517","references":[{"source":"psirt@cisco.com","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cbr8snmp-zGjkZ9Fc"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cbr8snmp-zGjkZ9Fc"}],"sourceIdentifier":"psirt@cisco.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-399"}],"source":"psirt@cisco.com","type":"Secondary"},{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"}]}
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