Netis AC1200 security vulnerabilities

The Netis AC1200 is a series of dual-band wireless broadband routers produced by the Chinese company Netis. The Netis AC1200 V4.0.1.4296 version contains a security vulnerability. This vulnerability stems from the CGI endpoint/cgi-bin/skkget.cgi function, which can return the entire router...

CVE-2026-36540

Netis AC1200 Router NC21 V4.0.1.4296 is vulnerable to unauthenticated command injection via the /cgi-bin/skkset.cgi endpoint. The password and newpwdconfirm POST parameters are passed directly to the underlying OS shell without sanitization. An attacker can inject arbitrary shell commands by...

CVE-2026-36539

Netis AC1200 Router NC21 V4.0.1.4296 exposes a CGI endpoint /cgi-bin/skkget.cgi that returns the entire router configuration as a JSON response with no authentication required. Any attacker on the LAN can send a single HTTP GET request and instantly retrieve administrator credentials, WiFi...

CVE-2026-36538

Netis AC1200 Router NC21 V4.0.1.4296 contains a hard-coded root credential stored in /etc/shadow.sample. The password for the root account is set to the trivially weak value root, allowing an attacker with access to the device to authenticate as root and gain full control of the underlying...

Netis AC1200 security vulnerabilities

The Netis AC1200 is a series of dual-band wireless broadband routers produced by the Chinese company Netis. The Netis AC1200 Router NC21 V4.0.1.4296 version contains a security vulnerability. This vulnerability stems from the hardcoded root credentials stored in the /etc/shadow.sample file. The...

CVE-2026-36540: Improper Neutralization of Special Elements used in a Command

Netis AC1200 Router NC21 V4.0.1.4296 is vulnerable to unauthenticated command injection via the /cgi-bin/skkset.cgi endpoint. The password and newpwdconfirm POST parameters are passed directly to the underlying OS shell without sanitization. An attacker can inject arbitrary shell commands by...

CVE-2026-36539: Exposure of Sensitive Information to an Unauthorized Actor

Netis AC1200 Router NC21 V4.0.1.4296 exposes a CGI endpoint /cgi-bin/skkget.cgi that returns the entire router configuration as a JSON response with no authentication required. Any attacker on the LAN can send a single HTTP GET request and instantly retrieve administrator credentials, WiFi...

CVE-2026-36540

Netis AC1200 Router NC21 V4.0.1.4296 is vulnerable to unauthenticated command injection via the /cgi-bin/skkset.cgi endpoint. The password and newpwdconfirm POST parameters are passed directly to the underlying OS shell without sanitization. An attacker can inject arbitrary shell commands by...

CVE-2026-36539

The Netis AC1200 Router NC21 (firmware version V4.0.1.4296 ) is vulnerable to an information disclosure flaw due to an unauthenticated CGI endpoint at /cgi-bin/skk_get.cgi . An attacker residing on the LAN can perform a single HTTP GET request to retrieve the complete router configuration in JSON...

PT-2026-43707

Netis AC1200 Router NC21 V4.0.1.4296 is vulnerable to unauthenticated command injection via the /cgi-bin/skk set.cgi endpoint. The password and new pwd confirm POST parameters are passed directly to the underlying OS shell without sanitization. An attacker can inject arbitrary shell commands by...

CVE-2026-36538

The Netis AC1200 Router NC21 V4.0.1.4296 contains a hard-coded root credential stored in the /etc/shadow.sample file. The root account uses the trivially weak password root , which allows an attacker with access to the device to authenticate as root. This vulnerability provides the attacker with ...

PT-2026-43705

Netis AC1200 Router NC21 V4.0.1.4296 contains a hard-coded root credential stored in /etc/shadow.sample. The password for the root account is set to the trivially weak value root, allowing an attacker with access to the device to authenticate as root and gain full control of the underlying...

CVE-2026-36538

Netis AC1200 Router NC21 V4.0.1.4296 contains a hard-coded root credential stored in /etc/shadow.sample. The password for the root account is set to the trivially weak value root, allowing an attacker with access to the device to authenticate as root and gain full control of the underlying...

CVE-2026-4840 Netcore Power 15AX Diagnostic Tool netis.cgi setTools os command injection

A security flaw has been discovered in Netcore Power 15AX up to 3.0.0.6938. Affected by this issue is the function setTools of the file /bin/netis.cgi of the component Diagnostic Tool Interface. Performing a manipulation of the argument IpAddr results in os command injection. Remote exploitation ...

CVE-2026-4840

A security flaw has been discovered in Netcore Power 15AX up to 3.0.0.6938. Affected by this issue is the function setTools of the file /bin/netis.cgi of the component Diagnostic Tool Interface. Performing a manipulation of the argument IpAddr results in os command injection. Remote exploitation ...

Netcore Power 15AX operating system command injection vulnerability

Netcore Power 15AX is a wireless router device produced by Netcore Corporation. Versions of Netcore Power 15AX starting with 3.0.0.6938 and earlier have a vulnerability related to operating system command injection. This vulnerability stems from incorrect handling of the parameter IpAddr in the...

VulnCheck KEV: CVE-2025-34117

A remote code execution vulnerability exists in multiple Netcore and Netis routers models with firmware released prior to August 2014 due to the presence of an undocumented backdoor listener on UDP port 53413. Exact version boundaries remain undocumented. An unauthenticated remote attacker can se...

CVE-2020-37092

Netis E1+ version 1.2.32533 contains a hardcoded root account vulnerability that allows unauthenticated attackers to access the device with predefined credentials. Attackers can leverage the embedded root account with a crackable password to gain full administrative access to the network device...

CVE-2020-37093

Netis E1+ 1.2.32533 contains an information disclosure vulnerability that allows unauthenticated attackers to retrieve WiFi passwords through the netcoreget.cgi endpoint. Attackers can send a GET request to the endpoint to extract sensitive network credentials including SSID and WiFi passwords in...

CVE-2020-37093

Netis E1+ 1.2.32533 is affected by an information-disclosure vulnerability exposed via the netcore_get.cgi endpoint. An unauthenticated attacker can issue a GET request to netcore_get.cgi and retrieve sensitive wireless credentials, including SSID and WiFi passwords, in plain text. The issue is s...