Netgear R8500 v1.0.2.160 was discovered to contain multiple stack overflow vulnerabilities in the component wireless.cgi via the opmode, opmode_an, and opmode_an_2 parameters. These vulnerabilities allow attackers to cause a Denial of Service (DoS) via a crafted POST request.

Netgear R8500 v1.0.2.160 was discovered to contain a stack overflow via the sysDNSHost parameter at ddns.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Netgear R7000P v1.3.3.154 was discovered to contain a stack overflow via the apn parameter at usbISP_detail_edit.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Netgear XR300 v1.0.3.78 was discovered to contain a stack overflow via the ssid parameter in bridge_wireless_main.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Netgear R8500 v1.0.2.160, XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 were discovered to contain a stack overflow via the pptp_user_ip parameter at genie_pptp.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Netgear R8500 v1.0.2.160, XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 were discovered to contain a stack overflow via the bpa_server parameter at genie_bpa.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

The NETGEAR WNR2000v5 router contains a buffer overflow in the hidden_lang_avi parameter when invoking the URL /apply.cgi?/lang_check.html. This buffer overflow can be exploited by an unauthenticated attacker to achieve remote code execution.

A vulnerability, which was classified as critical, was found in Netgear JWNR2000v2 1.0.0.11. This affects the function sub_41A914. The manipulation of the argument host leads to buffer overflow. The vendor was contacted early about this disclosure but did not respond in any way.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects R6400 before 1.0.1.24, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6900 before 1.0.1.22, R7000 before 1.0.9.4, R7000P before 1.0.0.56, R6900P before 1.0.0.56, R7100LG before 1.0.0.32, R7300 before 1.0.0.54, R7900 before 1.0.1.18, R8300 before 1.0.2.104, and R8500 before 1.0.2.104.

NETGEAR R7000 devices before 1.0.9.42 are affected by a buffer overflow by an authenticated user.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6300v2 before 1.0.4.52, R6400 before 1.0.1.52, R6900 before 1.0.2.8, R7000 before 1.0.9.88, R7900 before 1.0.3.18, R8000 before 1.0.4.46, R7900P before 1.4.1.50, R8000P before 1.4.1.50, RAX75 before 1.0.3.88, RAX80 before 1.0.3.88, and WNR3500Lv2 before 1.2.0.62.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D8500 before 1.0.3.58, R6250 before 1.0.4.48, R7000 before 1.0.11.116, R7100LG before 1.0.0.64, R7900 before 1.0.4.38, R8300 before 1.0.2.144, R8500 before 1.0.2.144, XR300 before 1.0.3.68, R7000P before 1.3.2.132, and R6900P before 1.3.2.132.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX35 before 1.0.3.94, RAX38 before 1.0.3.94, and RAX40 before 1.0.3.94.

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SOAP requests. When parsing the SOAPAction header, the process does not properly validate the length of user-supplied data prior to copying it to a buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15692.

Buffer Overflow in Netgear R8000 Router with firmware v1.0.4.56 allows remote attackers to execute arbitrary code or cause a denial-of-service by sending a crafted POST to '/bd_genie_create_account.cgi' with a sufficiently long parameter 'register_country'.

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SOAP requests. When parsing the SOAPAction header, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-13512.

A vulnerability has been found in Netgear R6900P and R7000P 1.3.3.154 and classified as critical. Affected by this vulnerability is the function sub_16C4C of the component HTTP Header Handler. The manipulation of the argument Host leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.52, D6400 before 1.0.0.86, D7000v2 before 1.0.0.53, D8500 before 1.0.3.44, DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R6250 before 1.0.4.34, R6300v2 before 1.0.4.32, R6400 before 1.0.1.46, R6400v2 before 1.0.2.62, R6700 before 1.0.2.6, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.60, R7000P before 1.3.1.64, R7100LG before 1.0.0.52, R7300DST before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, R8500 before 1.0.2.128, WNDR3400v3 before 1.0.1.24, and WNR3500Lv2 before 1.2.0.56.

NETGEAR R8500 devices before v1.0.2.128 are affected by a buffer overflow by an unauthenticated attacker.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects DGN2200 before 1.0.0.58, DGN2200B before 1.0.0.58, D8500 before 1.0.3.42, D7000v2 before 1.0.0.51, D6400 before 1.0.0.80, D6220 before 1.0.0.44, EX7000 before 1.0.0.66, EX6200 before 1.0.3.88, EX6150 before 1.0.0.42, EX7500 before 1.0.0.46, JNDR3000 before 1.0.0.24, R8000 before 1.0.4.18, R8500 before 1.0.2.122, R8300 before 1.0.2.122, R7900P before 1.4.0.10, R8000P before 1.4.0.10, R7900 before 1.0.2.16, R7000P before 1.3.1.44, R7300DST before 1.0.0.68, R7100LG before 1.0.0.46, R6900P before 1.3.1.44, R7000 before 1.0.9.32, R6900 before 1.0.1.46, R6700 before 1.0.1.46, R6400v2 before 1.0.2.56, R6400 before 1.0.1.42, R6300v2 before 1.0.4.28, R6250 before 1.0.4.26, WNDR4500v2 before 1.0.0.72, and WNR3500Lv2 before 1.2.0.54.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.40, D6400 before 1.0.0.74, D7000v2 before 1.0.0.74, D8500 before 1.0.3.39, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.22, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150v1 before 1.0.0.42, EX6200 before 1.0.3.88, EX7000 before 1.0.0.66, R6250 before 1.0.4.20, R6300v2 before 1.0.4.18, R6400v2 before 1.0.2.52, R6700 before 1.0.1.44, R6900 before 1.0.1.46, R7000 before 1.0.9.26, R6900P before 1.3.0.20, R7000P before 1.3.0.20, R7100LG before 1.0.0.34, R7300DST before 1.0.0.62, R8000 before 1.0.4.12, R7900P before 1.3.0.10, R8000P before 1.3.0.10, R8300 before 1.0.2.116, R8500 before 1.0.2.116, WN2500RPv2 before 1.0.1.54, and WNDR3400v3 before 1.0.1.18.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects GS105Ev2 before 1.6.0.4, GS105PE before 1.6.0.4, GS408EPP before 1.0.0.15, GS808E before 1.7.0.7, GS908E before 1.7.0.3, GSS108E before 1.6.0.4, and GSS108EPP before 1.0.0.15.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.40, D8500 before 1.0.3.39, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.22, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150v1 before 1.0.0.42, EX6200 before 1.0.3.88, EX7000 before 1.0.0.66, R6300v2 before 1.0.4.18, R6400 before 1.0.1.24, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6700v3 before 1.0.2.32, R6900 before 1.0.1.22, R7000 before 1.0.9.6, R6900P before 1.0.0.56, R7000P before 1.0.0.56, R7100LG before 1.0.0.42, R7300DST before 1.0.0.54, R7900 before 1.0.1.26, R8300 before 1.0.2.106, R8500 before 1.0.2.106, WN2500RPv2 before 1.0.1.54, and WNR3500Lv2 before 1.2.0.46. NOTE: this may be a result of an incomplete fix for CVE-2017-18864.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D8500 before 1.0.3.43, R8500 before 1.0.2.128, R8300 before 1.0.2.128, R8000 before 1.0.4.28, R7300DST before 1.0.0.68, R7100LG before 1.0.0.48, R6900P before 1.3.1.44, R7900P before 1.4.1.30, R8000P before 1.4.1.30, R7000P before 1.3.1.44, R7000 before 1.0.9.34, R6900 before 1.0.2.4, R6700 before 1.0.2.6, and R6400 before 1.0.1.44.

NETGEAR R7000 devices before 1.0.9.42 are affected by a buffer overflow by an authenticated user.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6200 before 1.1.00.36, D7000 before 1.0.1.74, PR2000 before 1.0.0.28, R6020 before 1.0.0.42, R6080 before 1.0.0.42, R6050 before 1.0.1.24, JR6150 before 1.0.1.24, R6120 before 1.0.0.48, R6220 before 1.1.0.86, R6230 before 1.1.0.86, R6260 before 1.1.0.64, R6700v2 before 1.2.0.62, R6800 before 1.2.0.62, R6900v2 before 1.2.0.62, and WNR2020 before 1.1.0.62.

Broadcom based cable modems across multiple vendors are vulnerable to a buffer overflow, which allows a remote attacker to execute arbitrary code at the kernel level via JavaScript run in a victim's browser. Examples of affected products include Sagemcom F@st 3890 prior to 50.10.21_T4, Sagemcom F@st 3890 prior to 05.76.6.3f, Sagemcom F@st 3686 3.428.0, Sagemcom F@st 3686 4.83.0, NETGEAR CG3700EMR 2.01.05, NETGEAR CG3700EMR 2.01.03, NETGEAR C6250EMR 2.01.05, NETGEAR C6250EMR 2.01.03, Technicolor TC7230 STEB 01.25, COMPAL 7284E 5.510.5.11, and COMPAL 7486E 5.510.5.11.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.36, D7000 before 1.0.1.74, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.40, R6080 before 1.0.0.40, R6050 before 1.0.1.18, R6120 before 1.0.0.48, R6220 before 1.1.0.86, R6260 before 1.1.0.64, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900v2 before 1.2.0.36, and WNR2020 before 1.1.0.62.

Netgear DGN3500 1.1.00.37 was discovered to contain a buffer overflow via the http_password parameter at setup.cgi.

netgear R6250 Firmware Version 1.0.4.48 is vulnerable to Buffer Overflow after authentication.

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a buffer overflow vulnerability in various CGI mechanisms that could allow an attacker to execute arbitrary code on the device.

Heap-based buffer overflow in the wireless driver (WG311ND5.SYS) 2.3.1.10 for NetGear WG311v1 wireless adapter allows remote attackers to execute arbitrary code via an 802.11 management frame with a long SSID.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.48, D6400 before 1.0.0.82, D7000v2 before 1.0.0.52, D8500 before 1.0.3.43, R6250 before 1.0.4.34, R6400 before 1.0.1.44, R6400v2 before 1.0.2.62, R7000P before 1.4.1.30, R7100LG before 1.0.0.48, R7300DST before 1.0.0.68, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, and R8500 before 1.0.2.128.

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6400 before 1.0.0.74, D7000v2 before 1.0.0.74, D7800 before 1.0.1.34, D8500 before 1.0.3.39, DGN2200v4 before 1.0.0.102, DGND2200Bv4 before 1.0.0.102, DM200 before 1.0.0.52, JNDR3000 before 1.0.0.22, RBK50 before 2.3.5.30, RBR50 before 2.3.5.30, RBS50 before 2.3.5.30, RBW30 before 2.1.2.6, R6250 before 1.0.4.26, R6300v2 before 1.0.4.24, R6400 before 1.0.1.36, R6400v2 before 1.0.2.52, R6700 before 1.0.1.44, R6900 before 1.0.1.44, R7000 before 1.0.9.26, R6900P before 1.3.0.20, R7000P before 1.3.0.20, R7100LG before 1.0.0.40, R7300DST before 1.0.0.62, R7500v2 before 1.0.3.26, R7800 before 1.0.2.44, R7900 before 1.0.2.10, R8000 before 1.0.4.12, R7900P before 1.3.0.10, R8000P before 1.3.0.10, R8300 before 1.0.2.116, R8500 before 1.0.2.116, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3400v3 before 1.0.1.18, WNDR3700v4 before 1.0.2.96, WNDR4300v1 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, WNR2000v5 before 1.0.0.64, and WNR3500Lv2 before 1.2.0.48.

Netgear RP114, and possibly other versions and devices, allows remote attackers to cause a denial of service via a SYN flood attack between one system on the internal interface and another on the external interface, which temporarily stops routing between the interfaces, as demonstrated using nmap.

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, and R6100 before 1.0.1.20.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, and WN3100RPv2 before 1.0.0.56.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.