CVE-2022-34840

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.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.06%
Vendor Advisory buffalo.jp
Affected: BUFFALO INC. Buffalo network devices
Published at:
Updated at:

References

Link Tags
https://www.buffalo.jp/news/detail/20221003-01.html patch vendor advisory
https://jvn.jp/en/vu/JVNVU92805279/index.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-34840?
CVE-2022-34840 has been scored as a medium severity vulnerability.
How to fix CVE-2022-34840?
To fix CVE-2022-34840, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-34840 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-34840 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-34840?
CVE-2022-34840 affects BUFFALO INC. Buffalo network devices.
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