CVE-2022-35520: Command Injection

Published Aug 9, 2022
·
Updated

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 api.cgi has no filtering on parameter ufconf, and this is a hidden parameter which doesn't appear in POST body, but exist in cgi binary. This leads to command injection in page /ledonoff.shtml.

Affected Software

10 affected components
Wavlink Wn572hp3 Firmware
Wavlink WN572HP3
Wavlink Wn533a8 Firmware
Wavlink WN533A8
Wavlink Wn530h4 Firmware
Wavlink WN530H4
Wavlink Wn535g3 Firmware
Wavlink WN535G3
Wavlink Wn531p3 Firmware
Wavlink WN531P3

Event History

Aug 9, 2022
CVE Published
via MITRE·07:53 PM
Data Sourced
via MITRE·07:53 PM
Description
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Frequently Asked Questions

1

What is CVE-2022-35520?

CVE-2022-35520 is a vulnerability found in WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, and WN531P3 routers, where the api.cgi script does not filter the ufconf parameter, allowing for command injection in the /ledonoff.shtml page.

2

How severe is CVE-2022-35520?

CVE-2022-35520 has a severity value of 9.8, which is considered critical.

3

What software is affected by CVE-2022-35520?

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, and WN531P3 routers are affected by CVE-2022-35520.

4

How can I fix CVE-2022-35520?

There is currently no official fix or patch available for CVE-2022-35520. It is recommended to update to the latest firmware version provided by the vendor if one becomes available in the future.

5

Where can I find more information about CVE-2022-35520?

You can find more information about CVE-2022-35520 at the following link: [GitHub - Wavlink Router AC1200 - Page /ledonoff.shtml Hidden Parameter 'ufconf' Command Injection in api.cgi](https://github.com/TyeYeah/othercveinfo/blob/main/wavlink/README.md#wavlink-router-ac1200-page-ledonoffshtml-hidden-parameter-ufconf-command-injection-in-apicgi)

Contact

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