Buffer Overflow Vulnerability in Shiguangwu sgwbox N3 by Shiguangwu
CVE-2025-14709

9.3CRITICAL

Key Information:

Vendor

Shiguangwu

Status
Sgwbox N3
Vendor
CVE Published:
15 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-14709?

A security vulnerability has been identified in the Shiguangwu sgwbox N3 version 2.0.25, specifically within the WIRELESSCFGGET interface. The issue is traced to the file /usr/sbin/http_eshell_server, where improper handling of the 'params' argument can trigger a buffer overflow. This vulnerability allows for potential remote exploitation. Notably, the exploit details have been publicly disclosed, raising concerns for users and administrators regarding system security. The vendor has not responded to the disclosure at this time.

Affected Version(s)

sgwbox N3 2.0.25

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-14709 - Proof of Concept

References

https://vuldb.com/?id.336426
vdb-entrytechnical-description
https://vuldb.com/?ctiid.336426
signaturepermissions-required
https://vuldb.com/?submit.706989
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

rgyue (VulDB User)
JSON
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CVE-2025-14709 : Buffer Overflow Vulnerability in Shiguangwu sgwbox N3 by Shiguangwu