How severe is CVE-2025-14703?

CVE-2025-14703 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-14703 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-14703?

CVE-2025-14703 affects Sgwbox N3 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-14703?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-14703 have an EU (EUVD) identifier?

Yes. CVE-2025-14703 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203325.

When was CVE-2025-14703 published?

CVE-2025-14703 was published on 2025-12-15 and last updated on 2026-06-17.

CVE-2025-14703

CVE-2025-14703 is a medium-severity vulnerability in Sgwbox N3 Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
CVSS v4: 5.5
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203325
Weakness: CWE-287
Affected product: Sgwbox N3 Firmware
Published: 2025-12-15
Last modified: 2026-06-17

Description

A vulnerability has been found in Shiguangwu sgwbox N3 2.0.25. The affected element is an unknown function of the file /fsnotify of the component POST Message Handler. The manipulation of the argument token leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2025-14703?: A vulnerability has been found in Shiguangwu sgwbox N3 2.0.25. The affected element is an unknown function of the file /fsnotify of the component POST Message Handler. The manipulation of the argument token leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2025-14703?: CVE-2025-14703 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-14703 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-14703?: CVE-2025-14703 affects Sgwbox N3 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-14703?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-14703 have an EU (EUVD) identifier?: Yes. CVE-2025-14703 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203325.
When was CVE-2025-14703 published?: CVE-2025-14703 was published on 2025-12-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:sgwbox:n3_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Sgwbox N3 Firmware

CVE-2025-14709 — Critical (CVSS 9.8): A security vulnerability has been detected in Shiguangwu sgwbox N3 2.0.25. Affected by this issue is some unknown…
CVE-2025-14708 — Critical (CVSS 9.8): A weakness has been identified in Shiguangwu sgwbox N3 2.0.25. Affected by this vulnerability is an unknown…
CVE-2025-14707 — Critical (CVSS 9.8): A security flaw has been discovered in Shiguangwu sgwbox N3 2.0.25. Affected is an unknown function of the file…
CVE-2025-14706 — Critical (CVSS 9.8): A vulnerability was identified in Shiguangwu sgwbox N3 2.0.25. This impacts an unknown function of the file…
CVE-2025-14705 — Critical (CVSS 9.8): A vulnerability was determined in Shiguangwu sgwbox N3 2.0.25. This affects an unknown function of the component…
CVE-2025-14704 — High (CVSS 7.3): A vulnerability was found in Shiguangwu sgwbox N3 2.0.25. The impacted element is an unknown function of the file…

All CVEs affecting Sgwbox N3 Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →