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8.9

Shiguangwu sgwbox N3 2.0.25: Unsecured File May Allow Remote Attack

CVE-2025-14709 · published 10 months ago
Summary

A critical security weakness has been found in a specific file of the Shiguangwu sgwbox N3 2.0.25 system, which could allow a remote attacker to potentially take control of the system. This issue has been publicly disclosed and may be exploited by hackers. We recommend that the vendor is contacted to ensure they address this issue as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
sgwbox n3_firmware <= 2.0.25
cpe:2.3:o:sgwbox:n3_firmware:*:*:*:*:*:*:*:*
Original advisory text
A security vulnerability has been detected in Shiguangwu sgwbox N3 2.0.25. Affected by this issue is some unknown functionality of the file /usr/sbin/http_eshell_server of the component WIRELESSCFG...
A security vulnerability has been detected in Shiguangwu sgwbox N3 2.0.25. Affected by this issue is some unknown functionality of the file /usr/sbin/http_eshell_server of the component WIRELESSCFGGET Interface. The manipulation of the argument params leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
8.9 High
Exploitation
6% chance of attack within 30 days
Type
CWE-119Buffer Overflow
CWE-120Classic Buffer Overflow
Timeline
Published15 Dec 2025
Updated2 Nov 2026
First seen7 Mar 2026
Sources
CVE-2025-14709 · NVD
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