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.
PoC: CVE-2020-35391
Tenda f3 Malformed HTTP Request Header Processing Vulnerability.
PoC: Tenda-F3-V4
A Python tool for exploiting CVE-2020-35391 on Tenda F3 V3 and F3 V4 routers, allowing unauthorized access to config, flash, and syslog files. Automates the process of downloading hidden files from the router.
PoC: CVE-2020-35391-POC
Tenda N300 Authentication Bypass via Malformed HTTP Request Header
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Get alerted for CVEs like this
Register your stack and get notified within minutes when a matching CVE drops.
Start monitoring free