{"id":"CVE-2018-6211","aliases":["EUVD-2018-17972","GHSA-wwqf-vvjr-rmw4"],"status":"published","title":"On D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1...","description":"On D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1.3.1, 1.3.3, 1.3.7, 1.4.0, and 2.0.22, OS command injection is possible as a result of incorrect processing of the res_buf parameter to index.cgi.","severity":{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0568,"percentile":0.93043,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2018-06-20T16:00:00Z","modified":"2026-06-17T02:01:31Z","products":[{"vendor":"d-link","product":"dir-620_firmware"}],"references":[{"url":"https://securityaffairs.co/wordpress/72839/hacking/d-link-dir-620-flaws.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.bleepingcomputer.com/news/security/backdoor-account-found-in-d-link-dir-620-routers/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://securelist.com/backdoors-in-d-links-backyard/85530/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://www.securitynewspaper.com/2018/05/25/d-link-dir-620-routers-critical-vulnerabilities/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-6211"},{"url":"https://github.com/advisories/GHSA-wwqf-vvjr-rmw4"}],"sources":{"cve":[{"id":"CVE-2018-6211","description":"On D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1.3.1, 1.3.3, 1.3.7, 1.4.0, and 2.0.22, OS command injection is possible as a result of incorrect processing of the res_buf parameter to index.cgi.","status":"published","published":"2018-06-20T16:00:00Z","modified":"2024-08-05T05:54:53.154Z","updated_at":"2026-11-02T14:35:05.619113Z"}],"euvd":[{"id":"EUVD-2018-17972","description":"On D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1.3.1, 1.3.3, 1.3.7, 1.4.0, and 2.0.22, OS command injection is possible as a result of incorrect processing of the res_buf parameter to index.cgi.","status":"published","published":"2018-06-20T16:00:00Z","modified":"2024-08-05T05:54:53Z","updated_at":"2026-11-03T02:40:08.595407Z"}],"ghsa":[{"id":"GHSA-wwqf-vvjr-rmw4","title":"On D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1...","description":"On D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1.3.1, 1.3.3, 1.3.7, 1.4.0, and 2.0.22, OS command injection is possible as a result of incorrect processing of the res_buf parameter to index.cgi.","status":"published","published":"2022-05-14T03:08:15Z","modified":"2023-02-02T05:07:17Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:52:28.437617Z"}],"nvd":[{"id":"CVE-2018-6211","description":"On D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1.3.1, 1.3.3, 1.3.7, 1.4.0, and 2.0.22, OS command injection is possible as a result of incorrect processing of the res_buf parameter to index.cgi.","status":"published","published":"2018-06-20T16:29:00.327Z","modified":"2026-06-17T02:01:31.24Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:04:29.837913Z"}]}}