A vulnerability was found in Tenda AC23 16.03.07.45 and classified as critical. Affected by this issue is the function formSetSysToolDDNS/formGetSysToolDDNS of the file /bin/httpd. The manipulation leads to out-of-bounds write. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-220640.

Tenda AC23 v16.03.07.44 was discovered to contain a stack overflow via the AdvSetMacMtuWan function.

Tenda AC23 v16.03.07.44 is vulnerable to Stack Overflow that will allow for the execution of arbitrary code (remote).

Tenda AC23 v16.03.07.44 was discovered to contain a buffer overflow via fromAdvSetMacMtuWan.

Tenda AC23 Vv16.03.07.45cn is vulnerable to Buffer Overflow via sub450A4C function.

Tenda AC23 v16.03.07.44 was discovered to contain a stack overflow via the security5g parameter in the function formWifiBasicSet.

A vulnerability was found in Tenda AC23 16.03.07.45cn. It has been declared as critical. This vulnerability affects unknown code of the file /bin/ate of the component Service Port 7329. The manipulation of the argument v2 leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-228778 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

In Tenda AC23 v16.03.07.45cn, the sub4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.

The compareparentcontroltime function does not authenticate user input parameters, resulting in a post-authentication stack overflow vulnerability in Tenda AC23 v16.03.07.45cn.

The sub451784 function does not validate the parameters entered by the user, resulting in a stack overflow vulnerability in Tenda AC23 v16.03.07.45cn

In Tenda AC23 v16.03.07.45cn, the formSetIPv6status and formGetWanParameter functions do not authenticate user input parameters, resulting in a post-authentication stack overflow vulnerability.

A vulnerability, which was classified as problematic, has been found in Tenda AC23 16.03.07.52. This issue affects some unknown processing of the file /goform/VerAPIMant of the component API Interface. The manipulation of the argument getuid leads to denial of service. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

The getparentControllistInfo function does not verify the parameters entered by the user, causing a post-authentication heap overflow vulnerability in Tenda AC23 v16.03.07.45cn