CVE-2025-14709: A security vulnerability has been detected in Shiguangwu sgwbox N3 2.0.25

Q: How do I fix CVE-2025-14709?

n3 firmware: upgrade to newer than 2.0.25. Exact commands for each OS are on this page.

Q: Is CVE-2025-14709 being exploited?

CVE-2025-14709 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-14709 affect?

CVE-2025-14709 affects n3 firmware. Severity is critical (CVSS 9.8). 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 argu

Q: How urgent is CVE-2025-14709?

Priority 68/100. Critical severity; EPSS top 7%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-14709 is a critical-severity flaw (CVSS 9.8) affecting n3 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 res

Why this priority

Critical severity
EPSS top 7%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	5.9% (top 7%)
CISA exploited list	No
Weakness	CWE-119, CWE-120
Published	2025-12-15
Last modified	2026-10-07

Publisher (CNA): VulDB · Vendor: sgwbox

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-12-15 07:15 UTCPublished CVE record published
2026-10-07 19:10 UTCUpdated Record last modified

sgwbox n3 firmware UPGRADE

Affected: <= 2.0.25

Fixed in: newer than 2.0.25

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Exact fixes by distribution

Fedora 46 · conan · FIXED · 2.31.0-1.fc46 · FEDORA-2026-ba58084ab5 · source

sudo dnf upgrade --advisory=FEDORA-2026-ba58084ab5

Fedora ELN · tesseract · FIXED · 5.5.4-1.eln159 · FEDORA-2026-866cf60ee6 · source

sudo dnf upgrade --advisory=FEDORA-2026-866cf60ee6

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-14709?

n3 firmware: upgrade to newer than 2.0.25. Exact commands for each OS are on this page.

Is CVE-2025-14709 being exploited?

CVE-2025-14709 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-14709 affect?

CVE-2025-14709 affects n3 firmware. Severity is critical (CVSS 9.8). 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 argu

How urgent is CVE-2025-14709?

Priority 68/100. Critical severity; EPSS top 7%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-14705 CRITICAL 9.8 UPGRADE A vulnerability was determined in Shiguangwu sgwbox N3 2.0.25
CVE-2025-14706 CRITICAL 9.8 UPGRADE A vulnerability was identified in Shiguangwu sgwbox N3 2.0.25
CVE-2025-14707 CRITICAL 9.8 UPGRADE A security flaw has been discovered in Shiguangwu sgwbox N3 2.0.25
CVE-2025-14708 CRITICAL 9.8 UPGRADE A weakness has been identified in Shiguangwu sgwbox N3 2.0.25
CVE-2025-14704 HIGH 7.3 UPGRADE A vulnerability was found in Shiguangwu sgwbox N3 2.0.25

References

← Back to latest CVEs