Linksys E8450 v1.2.00.360516 was discovered to contain a buffer overflow vulnerability. The parsed field (dhcpstart_ip) is copied to the stack without length verification.

Linksys E8450 v1.2.00.360516 was discovered to contain a buffer overflow vulnerability. The parsed field (lan_ipaddr) is copied to the stack without length verification.

Linksys E8450 v1.2.00.360516 was discovered to contain a buffer overflow vulnerability. The parsed field (hidden_dhcp_num) is copied to the stack without length verification.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Linksys WVBR0. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web management portal. The issue lies in the lack of proper validation of user data before executing a system call. An attacker could leverage this vulnerability to execute code with root privileges. Was ZDI-CAN-4892.

Cross-Site Request Forgery (CSRF) exists on Linksys EA4500 devices with Firmware Version before 2.1.41.164606, as demonstrated by a request to apply.cgi to disable SIP.

Linksys E7350 1.1.00.032 was discovered to contain a command injection vulnerability via the iface parameter in the vif_disable function.

Linksys E7350 1.1.00.032 was discovered to contain a command injection vulnerability via the ifname parameter in the apcli_do_enr_pbc_wps function.

Linksys E7350 1.1.00.032 was discovered to contain a command injection vulnerability via the iface parameter in the vif_enable function.

Linksys E7350 1.1.00.032 was discovered to contain a command injection vulnerability via the devname parameter in the reset_wifi function.

Linksys E7350 1.1.00.032 was discovered to contain a command injection vulnerability via the ifname parameter in the apcli_do_enr_pin_wps function.

Linksys E7350 1.1.00.032 was discovered to contain a command injection vulnerability via the ifname parameter in the apcli_wps_gen_pincode function.

Linksys E7350 1.1.00.032 was discovered to contain a command injection vulnerability via the ifname parameter in the apcli_cancel_wps function.

Open redirect vulnerability in ui/dynamic/unsecured.html in Linksys EA6500 with firmware 1.1.28.147876 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the target parameter.

Cross-site scripting (XSS) vulnerability in the Parental Controls section in Linksys EA6500 with firmware 1.1.28.147876 allows remote authenticated users to inject arbitrary web script or HTML via vectors related to the Blocked Specific Sites section.

Linksys SMART WiFi firmware on EA2700 and EA3500 devices; before 2.1.41 build 162351 on E4200v2 and EA4500 devices; before 1.1.41 build 162599 on EA6200 devices; before 1.1.40 build 160989 on EA6300, EA6400, EA6500, and EA6700 devices; and before 1.1.42 build 161129 on EA6900 devices allows remote attackers to obtain sensitive information or modify data via a JNAP action in a JNAP/ HTTP request.

Linksys SMART WiFi firmware on EA2700 and EA3500 devices; before 2.1.41 build 162351 on E4200v2 and EA4500 devices; before 1.1.41 build 162599 on EA6200 devices; before 1.1.40 build 160989 on EA6300, EA6400, EA6500, and EA6700 devices; and before 1.1.42 build 161129 on EA6900 devices allows remote attackers to obtain the administrator's MD5 password hash via a direct request for the /.htpasswd URI.

Linksys EA6500 with firmware 1.1.28.147876 does not properly restrict access, which allows remote attackers to obtain sensitive information (clients and router configuration) via a request to /JNAP/.

Linksys WAP54Gv3 firmware 3.04.03 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in the (1) data2 and (2) data3 parameters to (a) Debug_command_page.asp and (b) debug.cgi.

The UPnP IGD implementation on the Cisco Linksys WRT54GX with firmware 2.00.05, when UPnP is enabled, configures the SOAP server to listen on the WAN port, which allows remote attackers to administer the firewall via SOAP requests.

Linksys WAP54Gv3 firmware 3.04.03 and earlier uses a hard-coded username (Gemtek) and password (gemtekswd) for a debug interface for certain web pages, which allows remote attackers to execute arbitrary commands via the (1) data1, (2) data2, or (3) data3 parameters to (a) Debug_command_page.asp and (b) debug.cgi.