{"affected":[{"affectedData":[{"product":"Cisco Expressway","vendor":"Cisco","versions":[{"lessThan":"X12.5.2","status":"affected","version":"unspecified","versionType":"custom"}]}],"source":"psirt@cisco.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:cisco:telepresence_video_communication_server:x8.11.4:*:*:*:*:*:*:*","matchCriteriaId":"6B0797D8-2E6F-4121-B3BD-509994DF9D9A","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in the management web interface of Cisco Expressway Series could allow an authenticated, remote attacker to perform a directory traversal attack against an affected device. The vulnerability is due to insufficient input validation on the web interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web interface. A successful exploit could allow the attacker to bypass security restrictions and access the web interface of a Cisco Unified Communications Manager associated with the affected device. Valid credentials would still be required to access the Cisco Unified Communications Manager interface."},{"lang":"es","value":"Una vulnerabilidad en la interfaz web de gestión de Cisco Expressway Series podría permitir a un atacante remoto autenticado realizar un ataque de salto de directorio contra un dispositivo afectado. La vulnerabilidad se debe a una validación insuficiente de entrada en la interfaz web. Un atacante podría explotar esta vulnerabilidad enviando una petición HTTP a la interfaz web. Un exploit exitoso podría permitir al atacante eludir las restricciones de seguridad y acceder a la interfaz web de un Cisco Unified Communications Manager asociado con el dispositivo afectado. Se necesitarían credenciales válidas para acceder a la interfaz de Cisco Unified Communications Manager."}],"id":"CVE-2019-1854","lastModified":"2026-06-17T02:29:27.567","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":4.0,"confidentialityImpact":"PARTIAL","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:S/C:P/I:N/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":4.1,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N","version":"3.0"},"exploitabilityScore":2.3,"impactScore":1.4,"source":"psirt@cisco.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.0"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"nvd@nist.gov","type":"Primary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2019-1854","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-11-21T18:58:51.637042Z","version":"2.0.3"}}]},"published":"2019-05-03T17:29:01.297","references":[{"source":"psirt@cisco.com","url":"http://packetstormsecurity.com/files/152963/Cisco-Expressway-Gateway-11.5.1-Directory-Traversal.html"},{"source":"psirt@cisco.com","url":"http://seclists.org/fulldisclosure/2019/May/28"},{"source":"psirt@cisco.com","url":"http://www.securityfocus.com/bid/108154"},{"source":"psirt@cisco.com","url":"https://seclists.org/bugtraq/2019/May/49"},{"source":"psirt@cisco.com","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190501-expressway-traversal"},{"source":"af854a3a-2127-422b-91ae-364da2661108","url":"http://packetstormsecurity.com/files/152963/Cisco-Expressway-Gateway-11.5.1-Directory-Traversal.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","url":"http://seclists.org/fulldisclosure/2019/May/28"},{"source":"af854a3a-2127-422b-91ae-364da2661108","url":"http://www.securityfocus.com/bid/108154"},{"source":"af854a3a-2127-422b-91ae-364da2661108","url":"https://seclists.org/bugtraq/2019/May/49"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190501-expressway-traversal"}],"sourceIdentifier":"psirt@cisco.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-22"}],"source":"psirt@cisco.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-22"}],"source":"nvd@nist.gov","type":"Primary"}]}