Buffer overflow in Sgwbox N3
CVE-2025-14709
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.059 (93.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.059 · newest: 0.059 · change: 0.000
Affected products
- Sgwbox N3
- Sgwbox N3 Firmware
- Shiguangwu Sgwbox N3 — versions 2.0.25
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- www.notion.so/sgwbox-NAS-N3-Buffer-Overflow-2be6cf4e528a80258b82dee0d6d1ebd1 (Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2025-14709?
- CVE-2025-14709 is a critical-severity vulnerability in Sgwbox N3, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2025-12-15.
- How severe is CVE-2025-14709?
- Critical severity. CVSS v3 base score is 9.8 out of 10.