{"id":"CVE-2020-35391","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-35391","generatedAt":"2026-10-27T20:21:48.238Z","title":"Tenda N300 F3 12.01.01.48 devices allow remote attackers to obtain sensitive information (possibly including an http_passwd line) via a direct request for cgi-bin/DownloadCfg/RouterCfm.cfg, a related issue to CVE-2017-14942.","description":"Tenda N300 F3 12.01.01.48 devices allow remote attackers to obtain sensitive information (possibly including an http_passwd line) via a direct request for cgi-bin/DownloadCfg/RouterCfm.cfg, a related issue to CVE-2017-14942. NOTE: the vulnerability report may suggest that either a ? character must be placed after the RouterCfm.cfg filename, or that the HTTP request headers must be unusual, but it is not known why these are relevant to the device's HTTP response behavior.","published":"2021-01-01T07:15:16.000Z","lastModified":"2026-06-17T03:13:42.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-425"],"affected":["tenda/f3 firmware"],"epss":{"score":0.35248,"percentile":0.98432,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2023-04-07","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":51317,"kind":"exploit","title":"Tenda N300 F3 12.01.01.48 - Malformed HTTP Request Header Processing","url":"https://www.exploit-db.com/exploits/51317","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/hardware/remote/51317.py","file":"exploits/hardware/remote/51317.py","published":"2023-04-07","added":"2023-04-07","updated":"2023-04-07","author":"@h454nsec","type":"remote","platform":"hardware","port":null,"verified":false,"codes":["CVE-2020-35391"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 35.2%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/171773/Tenda-N300-F3-12.01.01.48-Header-Processing.html","source":"cve@mitre.org"},{"url":"https://medium.com/%40signalhilltech/tenda-n300-authentication-bypass-via-malformed-http-request-header-5b8744ca685e","source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/171773/Tenda-N300-F3-12.01.01.48-Header-Processing.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://medium.com/%40signalhilltech/tenda-n300-authentication-bypass-via-malformed-http-request-header-5b8744ca685e","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-35391","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}