CVE-2021-47726

PUBLISHED

12/31/2025 83251b91-4cc7-4094-a5c7-464a1b83ea10

Technical Description

NuCom 11N Wireless Router 5.07.90 contains a privilege escalation vulnerability that allows non-privileged users to access administrative credentials through the configuration backup endpoint. Attackers can send a crafted HTTP GET request to the backup configuration page with a specific cookie to retrieve and decode the admin password in Base64 format.

Affected Products

Nucom

NuCom 11N Wireless Router

5.07.90

References

https://www.exploit-db.com/exploits/49634

ExploitDB-49634

https://www.nucom.es

NuCom Vendor Homepage

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5629.php

Zero Science Lab Disclosure (ZSL-2021-5629)

https://www.vulncheck.com/advisories/nucom-n-wireless-router-privilege-escalation-via-configuration-backup

VulnCheck Advisory: NuCom 11N Wireless Router 5.07.90 Privilege Escalation via Configuration Backup

Impact Analysis

Attack Vector Network

Attack Complexity Low

Privileges Required None