Tenda Buffer Overflow (CVE-2020-13389; CVE-2020-13390; CVE-2020-13391; CVE-2020-13392; CVE-2020-13393)

A buffer overflow vulnerability exists in Tenda. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes...

CVE-2020-13391

An issue was discovered on Tenda AC6 V1.0 V15.03.05.19multiTD01, AC9 V1.0 V15.03.05.196318CN, AC9 V3.0 V15.03.06.42multi, AC15 V1.0 V15.03.05.19multiTD01, and AC18 V15.03.05.196318CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the...

CVE-2020-13391

CVE-2020-13391 affects Tenda AC6/AC9/AC15/AC18 devices (various firmwares). A buffer overflow exists in the httpd when handling the POST /goform/SetSpeedWan with the speed_dir parameter, where the input is directly used in a sprintf to a local stack variable, overwriting the return address and en...