CVE-2026-31847

Hidden functionality in the /goform/setSysTools endpoint in Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 allows remote enablement of a Telnet service. By sending a crafted POST request with parameters such as telnetManageEn=true and telnetPwd, an authenticated attacker can...

EUVD-2026-14413

Hidden functionality in the /goform/setSysTools endpoint in Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 allows remote enablement of a Telnet service. Once enabled, the service exposes a privileged diagnostic management interface over the network, increasing the attack surface...

CVE-2026-31847

Hidden functionality in the /goform/setSysTools endpoint in Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 allows remote enablement of a Telnet service. By sending a crafted POST request with parameters such as telnetManageEn=true and telnetPwd, an authenticated attacker can...

CVE-2026-31847 Hidden Functionality Enables Remote Telnet Activation via /goform/setSysTools in Nexxt Nebula 300+

Hidden functionality in the /goform/setSysTools endpoint in Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 allows remote enablement of a Telnet service. By sending a crafted POST request with parameters such as telnetManageEn=true and telnetPwd, an authenticated attacker can...

CVE-2026-31847

Hidden functionality in the /goform/setSysTools endpoint in Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 allows remote enablement of a Telnet service. By sending a crafted POST request with parameters such as telnetManageEn=true and telnetPwd, an authenticated attacker can...

PT-2026-27114

Name of the Vulnerable Software and Affected Versions Nexxt Solutions Nebula 300+ versions prior to 12.01.01.38 Description Hidden functionality in the '/goform/setSysTools' endpoint allows an authenticated attacker to remotely enable a Telnet service on port 23. This is achieved by sending a...

CVE-2026-31847: Hidden Functionality

Hidden functionality in the /goform/setSysTools endpoint in Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 allows remote enablement of a Telnet service. By sending a crafted POST request with parameters such as telnetManageEn=true and telnetPwd, an authenticated attacker can...

CVE-2026-31849: Cross-Site Request Forgery (CSRF)

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 does not implement CSRF protections on state-changing endpoints such as /goform/setSysTools and other administrative interfaces. As a result, an attacker can craft malicious web requests that are executed in the context of an...

Nexxt Solutions Nebula 300+ 安全漏洞

The Nexxt Solutions Nebula 300+ is a wireless router produced by the American company Nexxt Solutions. Versions of the Nebula 300+ prior to 12.01.01.37 contain security vulnerabilities. These vulnerabilities stem from a hidden feature in the /goform/setSysTools endpoint, which may lead to the...

CVE-2019-16412

In goform/setSysTools on Tenda N301 wireless routers, attackers can trigger a device crash via a zero wanMTU value. Prohibition of this zero value is only enforced within the GUI...

CVE-2019-16412

The CVE concerns a vulnerability in Tenda N301 wireless routers affecting the goform/setSysTools handler. A zero wanMTU value can be submitted and, unlike in the GUI which blocks it, may trigger a device crash. The issue is documented with the same description across NVD/Red Hat/NVD mirrors, conf...

PT-2019-14668

Name of the Vulnerable Software and Affected Versions Tenda N301 wireless routers affected versions not specified Description The issue allows attackers to trigger a device crash by setting a zero wanMTU value in the goform/setSysTools endpoint. Although the GUI enforces a prohibition on this zer...

CVE-2019-16412: Improper Input Validation

In goform/setSysTools on Tenda N301 wireless routers, attackers can trigger a device crash via a zero wanMTU value. Prohibition of this zero value is only enforced within the GUI...