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MEDIUM · 6.5

CVE-2026-4309

Missing Authorization vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to get a specific device information and change the settings via network.

Vulnerability Description

Missing Authorization vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to get a specific device information and change the settings via network.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
NecAterm Wg2600Hs Firmware< 1.7.2
NecAterm Wg2600Hs-
NecAterm Wf1200Cr Firmware< 1.6.0
NecAterm Wf1200Cr-
NecAterm Wg1200Cr Firmware< 1.5.0
NecAterm Wg1200Cr-
NecAterm Wg2600Hp4 Firmware< 1.4.2
NecAterm Wg2600Hp4-
NecAterm Wg2600Hm4 Firmware< 1.4.2
NecAterm Wg2600Hm4-
NecAterm Wg2600Hs2 Firmware< 1.3.2
NecAterm Wg2600Hs2-
NecAterm Wx3000Hp Firmware< 2.5.0
NecAterm Wx3000Hp-
NecAterm Wx3600Hp Firmware<= 1.5.3
NecAterm Wx3600Hp-
NecAterm W1200Ex-Ms FirmwareAll versions
NecAterm W1200Ex-Ms-
NecAterm Wg1200Hp2 FirmwareAll versions
NecAterm Wg1200Hp2-

Related Weaknesses (CWE)

CWE-862

References

FAQ

What is CVE-2026-4309?

CVE-2026-4309 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Missing Authorization vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to get a specific device information and change the settings via network.

How severe is CVE-2026-4309?

CVE-2026-4309 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-4309?

Check the references section above for vendor advisories and patch information. Affected products include: Nec Aterm Wg2600Hs Firmware, Nec Aterm Wg2600Hs, Nec Aterm Wf1200Cr Firmware, Nec Aterm Wf1200Cr, Nec Aterm Wg1200Cr Firmware.