cve-2022-27255

CVE-2022-27255 - Realtek eCos SDK SIP ALG buffer overflow This repository contains the materials for the talk "Exploring the hidden attack surface of OEM IoT devices: pwning thousands of routers with a vulnerability in Realtek’s SDK for eCos OS.", which was presented at DEFCON30. The contents of...

CVE-2022-27255-checker

CVE-2022-27255-checker Simple checker for CVE-2022-27255 using poccrash and telnet availability. Code is simplified and using minimal external libs Usage: checker.py Original: https://github.com/infobyte/cve-2022-27255/blob/main/exploitsnexxt/poccrash.py...

CVE-2022-46080

EN This project provides a proof-of-concept exploit for a remote code execution RCE vulnerability in Nexxt routers, specifically targeting the version 15.03.06.60. This vulnerability allows an attacker to enable the Telnet service on the router without authentication, potentially gaining...

CVE-2022-46080

CVE-2022-46080 Nexxt路由器 15.03.06.60 认证绕过与远程命令执行...

CVE-2026-31850

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 stores sensitive information, including administrative credentials and WiFi pre-shared keys, in plaintext within exported configuration backup files. These backup files can be obtained through legitimate functionality or other...

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-2026-31848

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 uses the ecospw cookie for authentication, which contains Base64-encoded credential data combined with a static suffix. Because the encoding is reversible and lacks integrity protection, an attacker can reconstruct or forge a valid...

EUVD-2026-14421

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 does not implement rate limiting or account lockout on the authentication interface...

CVE-2026-31851

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 does not implement rate limiting or account lockout mechanisms on authentication interfaces. An attacker can perform unlimited authentication attempts against endpoints that rely on credential validation, enabling brute-force attack...

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-2026-31851 Nexxt Nebula 300+ - Lack of Rate Limiting Enables Brute-Force Attacks

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 does not implement rate limiting or account lockout mechanisms on authentication interfaces. An attacker can perform unlimited authentication attempts against endpoints that rely on credential validation, enabling brute-force attack...

CVE-2026-31851 Nexxt Nebula 300+ - Lack of Rate Limiting Enables Brute-Force Attacks

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 does not implement rate limiting or account lockout mechanisms on authentication interfaces. An attacker can perform unlimited authentication attempts against endpoints that rely on credential validation, enabling brute-force attack...

CVE-2026-31851

CVE-2026-31851 affects Nexxt Solutions Nebula 300+ firmware up to version 12.01.01.37. The primary issue is lack of rate limiting and account lockout on authentication interfaces, allowing unlimited authentication attempts and potential brute-force attempts to obtain administrative credentials. S...

CVE-2026-31851

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 does not implement rate limiting or account lockout mechanisms on authentication interfaces. An attacker can perform unlimited authentication attempts against endpoints that rely on credential validation, enabling brute-force attack...

CVE-2026-31850 Plaintext Storage of Credentials in Configuration Backup in Nexxt Nebula 300+

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 stores sensitive information, including administrative credentials and WiFi pre-shared keys, in plaintext within exported configuration backup files. These backup files can be obtained through legitimate functionality or other...

CVE-2026-31850 Plaintext Storage of Credentials in Configuration Backup in Nexxt Nebula 300+

Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 stores sensitive information, including administrative credentials and WiFi pre-shared keys, in plaintext within exported configuration backup files. These backup files can be obtained through legitimate functionality or other...

CVE-2026-31850

CVE-2026-31850 affects Nexxt Solutions Nebula 300+ firmware up to 12.01.01.37. The vulnerability arises because administrative credentials and WiFi pre‑shared keys are stored in plaintext inside exported configuration backup files, enabling exposure if backups are accessed. CVSS 4.0 base score 6....

CVE-2026-31849 Missing CSRF Protection on Administrative Endpoints in Nexxt Nebula 300+

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...

CVE-2026-31849

The affected product is Nexxt Solutions Nebula 300+ with firmware up to 12.01.01.37. The vulnerability arises because CSRF protections are not implemented on state-changing administrative endpoints, allowing a remote attacker to entice an authenticated administrator into submitting crafted reques...

CVE-2026-31849 Missing CSRF Protection on Administrative Endpoints in Nexxt Nebula 300+

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...