CVE-2022-43466 Command injection in WEX-1800AX4
An administrative attacker can execute arbitrary OS commands on Buffalo routers via a crafted request to a CGI program.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-43466?
CVE-2022-43466 is a medium-severity command injection vulnerability in BUFFALO INC. WEX-1800AX4, published on 19 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
OS command injection vulnerability in Buffalo network devices allows a network-adjacent attacker with an administrative privilege to execute an arbitrary OS command if a specially crafted request is sent to a specific CGI program.
Weakness: CWE-78
Which versions are affected by CVE-2022-43466?
It affects 10 products.
Products include Buffalo Wex-1800ax4 Firmware, Buffalo Wex-1800ax4ea Firmware, Buffalo Wsr-2533dhp2 Firmware, Buffalo Wsr-2533dhp3 Firmware, Buffalo Wsr-2533dhpl2 Firmware, Buffalo Wsr-2533dhpls Firmware and 4 more.
How do I fix CVE-2022-43466?
No fix has been published for CVE-2022-43466 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-2022-43466 being exploited?
There is no known exploitation of CVE-2022-43466 in the wild and no public exploit code.
Sources
Also known as GHSA-vqc2-jf89-w6m6.