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CVE-2022-34840

MEDIUM CVSS: 6.5 Published: 2022-12-07 Modified: 2026-06-17

Description

Use of hard-coded credentials vulnerability in multiple Buffalo network devices allows a network-adjacent attacker to alter?configuration settings of the device. The affected products/versions are as follows: WZR-300HP firmware Ver. 2.00 and earlier, WZR-450HP firmware Ver. 2.00 and earlier, WZR-600DHP firmware Ver. 2.00 and earlier, WZR-900DHP firmware Ver. 1.15 and earlier, HW-450HP-ZWE firmware Ver. 2.00 and earlier, WZR-450HP-CWT firmware Ver. 2.00 and earlier, WZR-450HP-UB firmware Ver. 2.00 and earlier, WZR-600DHP2 firmware Ver. 1.15 and earlier, and WZR-D1100H firmware Ver. 2.00 and earlier.

Affected Platforms

Buffalo Wzr-600Dhp FirmwareBuffalo Wzr-900DhpBuffalo Wzr-450Hp-CwtBuffalo Wzr-300HpBuffalo Hw-450Hp-Zwe FirmwareBuffalo Wzr-450Hp FirmwareBuffalo Wzr-600Dhp2 FirmwareBuffalo Wzr-300Hp FirmwareBuffalo Wzr-600Dhp2Buffalo Hw-450Hp-Zwe

Weakness Type

CWE-798, CWE-798

References