{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-10-02T07:45:38.695","vulnerabilities":[{"cve":{"id":"CVE-2023-49105","sourceIdentifier":"cve@mitre.org","published":"2023-11-21T22:15:08.613","lastModified":"2026-08-28T12:21:09.753","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured. This occurs because pre-signed URLs can be accepted even when no signing-key is configured for the owner of the files. The earliest affected version is 10.6.0."},{"lang":"es","value":"Se descubrió un problema en ownCloud owncloud/core antes de la versión 10.13.1. Un atacante puede acceder, modificar o eliminar cualquier archivo sin autenticación si conoce el nombre de usuario de la víctima y la víctima no tiene una clave de firma configurada. Esto ocurre porque las URL prefirmadas se pueden aceptar incluso cuando no se configura ninguna clave de firma para el propietario de los archivos. La primera versión afectada es la 10.6.0."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2023-11-27T00:00:00+00:00","id":"CVE-2023-49105","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"cisaExploitAdd":"2026-08-27","cisaActionDue":"2026-08-30","cisaRequiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","cisaVulnerabilityName":"ownCloud Improper Authentication Vulnerability","weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-287"}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-287"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:owncloud:owncloud_server:*:*:*:*:*:*:*:*","versionStartIncluding":"10.6.0","versionEndExcluding":"10.13.1","matchCriteriaId":"C9361F71-3BBC-4E79-9607-AD83017DD232"}]}]}],"references":[{"url":"https://owncloud.com/security-advisories/webdav-api-authentication-bypass-using-pre-signed-urls/","source":"cve@mitre.org","tags":["Vendor Advisory"]},{"url":"https://owncloud.org/security","source":"cve@mitre.org","tags":["Product"]},{"url":"https://owncloud.com/security-advisories/webdav-api-authentication-bypass-using-pre-signed-urls/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://owncloud.org/security","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]},{"url":"https://hunt.io/blog/chinese-speaking-operator-philippine-nuclear-naval-contractor","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-49105","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["US Government Resource"]}]}}]}