{"cve":"CVE-2021-1473","nvd":{"published":"2021-04-08T04:15:13.780","modified":"2026-06-17T03:31:51.617","status":"Modified","description":"Multiple vulnerabilities exist in the web-based management interface of Cisco Small Business RV Series Routers. A remote attacker could execute arbitrary commands or bypass authentication and upload files on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-78","CWE-119"],"references":["http://packetstormsecurity.com/files/162238/Cisco-RV-Authentication-Bypass-Code-Execution.html","http://seclists.org/fulldisclosure/2021/Apr/39","https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-rv-bypass-inject-Rbhgvfdx","http://packetstormsecurity.com/files/162238/Cisco-RV-Authentication-Bypass-Code-Execution.html","http://seclists.org/fulldisclosure/2021/Apr/39"],"products":["cisco:rv340_firmware","cisco:rv340w_firmware","cisco:rv345_firmware","cisco:rv345p_firmware"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-1473","score":0.64407,"percentile":0.99236,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}