{"id":"CVE-2020-3453","aliases":["EUVD-2020-24724","GHSA-4w5g-66r3-886x"],"status":"published","title":"Cisco Small Business RV340 Series Routers Command Injection and Remote Code Execution Vulnerabilities","description":"Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute arbitrary commands on the underlying operating system (OS) as a restricted user. For more information about these vulnerabilities, see the Details section of this advisory.","severity":{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.03083,"percentile":0.87781,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-20"],"published":"2020-09-04T02:26:06Z","modified":"2026-06-17T03:18:19Z","products":[{"vendor":"cisco","product":"cisco small business rv series router firmware"},{"vendor":"cisco","product":"rv340_firmware"},{"vendor":"cisco","product":"rv340w_firmware"},{"vendor":"cisco","product":"rv345_firmware"},{"vendor":"cisco","product":"rv345p_firmware"}],"references":[{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-osinj-rce-pwTkPCJv","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-20-1101/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-3453"},{"url":"https://github.com/advisories/GHSA-4w5g-66r3-886x"}],"sources":{"cve":[{"id":"CVE-2020-3453","title":"Cisco Small Business RV340 Series Routers Command Injection and Remote Code Execution Vulnerabilities","description":"Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute arbitrary commands on the underlying operating system (OS) as a restricted user. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2020-09-04T02:26:06.067Z","modified":"2024-11-13T18:07:44.172Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:35:51.923913Z"}],"euvd":[{"id":"EUVD-2020-24724","description":"Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute arbitrary commands on the underlying operating system (OS) as a restricted user. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2020-09-04T02:26:06Z","modified":"2024-11-13T18:07:44Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:05:01.673157Z"}],"ghsa":[{"id":"GHSA-4w5g-66r3-886x","title":"Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340...","description":"Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute arbitrary commands on the underlying operating system (OS) as a restricted user. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2022-05-24T17:27:26Z","modified":"2023-01-29T05:03:45Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:45:23.726919Z"}],"nvd":[{"id":"CVE-2020-3453","description":"Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute arbitrary commands on the underlying operating system (OS) as a restricted user. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2020-09-04T03:15:10.2Z","modified":"2026-06-17T03:18:19.007Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":7.7,"vector":"AV:A/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119","CWE-20"],"updated_at":"2026-11-02T14:06:13.600965Z"}]}}