CVE-2022-35519 Command injection in n/a

Critical 9.8 Published Updated

Attackers can execute arbitrary commands on WAVLINK routers via the add_mac parameter in firewall.cgi due to lack of input filtering.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-35519?

CVE-2022-35519 is a critical command injection vulnerability in n/a, published on 9 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 firewall.cgi has no filtering on parameter add_mac, which leads to command injection in page /cli_black_list.shtml.

Which versions are affected by CVE-2022-35519?

It affects 5 products.

Products include Wavlink Wn530h4 Firmware, Wavlink Wn531p3 Firmware, Wavlink Wn533a8 Firmware, Wavlink Wn535g3 Firmware, Wavlink Wn572hp3 Firmware.

How do I fix CVE-2022-35519?

No fix has been published for CVE-2022-35519 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2022-35519 being exploited?

There is no known exploitation of CVE-2022-35519 in the wild and no public exploit code.

Sources

Also known as GHSA-5mh4-7gw5-hc9f.

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