CVE-2021-28843

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to applycgi with an unknown action name...

The vulnerability of the `apply_cgi()` and `block_cgi()` functions in the Linksys E1200 router’s microprogramming software allows a hacker to execute arbitrary code or cause service interruptions.

The vulnerability of the applycgi and blockcgi functions in the Linksys E1200 router’s microprogramming software is related to buffer overflow in the stack. Exploiting this vulnerability allows an attacker to execute arbitrary code or cause a service failure...

CVE-2025-60691: Stack-based Buffer Overflow

A stack-based buffer overflow exists in the httpd binary of Linksys E1200 v2 routers Firmware E1200v2.0.11.001us.tar.gz. The applycgi and blockcgi functions copy user-supplied input from the "url" CGI parameter into stack buffers v36, v29 using sprintf without bounds checking. Because these buffe...

EUVD-2021-15496

Malware in sbrugna...

CVE-2021-28841

Null Pointer Dereference vulnerability in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service by sending a POST request to applycgi via an action pingtest without a pingipaddr key...

Multiple Trendnet Products Null Pointer Dereference Vulnerability

TRENDnet TEW-755AP and others are a router from Trendnet, a US-based company. Several Trendnet products are vulnerable to null pointer dereference. A remote attacker could use the vulnerability to send POST requests to applycgi via the lang operation without a language key, resulting in a denial ...

CVE-2021-28845

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service by sending the POST request to applycgi via the lang action without a language key...

Null pointer dereference

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service by sending the POST request to applycgi via the lang action without a language key...

CVE-2021-28843

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to applycgi with an unknown action name...

CVE-2021-28842

Null Pointer Deference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial os service by sending the POST request to applycgi via action dographauth without loginname key...

CVE-2021-28843

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to applycgi with an unknown action name...

Null pointer dereference

Null Pointer Deference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial os service by sending the POST request to applycgi via action dographauth without loginname key...

Null pointer dereference

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to applycgi with an unknown action name...

Null pointer dereference

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to applycgi via a dographauth action without a sessionid key...

CVE-2021-28844

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to applycgi via a dographauth action without a sessionid key...

CVE-2021-28842

Null Pointer Deference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial os service by sending the POST request to applycgi via action dographauth without loginname key...

CVE-2021-28841

Null Pointer Dereference vulnerability in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service by sending a POST request to applycgi via an action pingtest without a pingipaddr key...

CVE-2021-28846: Use of Externally-Controlled Format String

A Format String vulnerablity exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service due to a logic bug at address 0x40dcd0 when calling fprintf with "%s: key len = %d, too long\...

CVE-2021-28844: NULL Pointer Dereference

Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to applycgi via a dographauth action without a sessionid key...