CVE-2021-47726

HIGH

7.5

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/31/2025

Last Modified12/31/2025

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-522

References

https://www.exploit-db.com/exploits/49634(disclosure@vulncheck.com)

https://www.nucom.es(disclosure@vulncheck.com)

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

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5629.php(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.