What is CVE-2022-43466?

CVE-2022-43466 is a medium-severity vulnerability in Buffalo Wex-1800ax4, classified under OS Command Injection. CVSS score: 6.8/10. Published 2022-12-19.

How severe is CVE-2022-43466?

Medium severity. CVSS v3 base score is 6.8 out of 10.

RCE in Buffalo Wex-1800ax4

CVE-2022-43466

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.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.008 (51.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Buffalo Wex-1800ax4
Buffalo Wex-1800ax4ea
Buffalo Wex-1800ax4ea_firmware
Buffalo Wex-1800ax4_firmware
Buffalo Wsr-2533dhp2
Buffalo Wsr-2533dhp2_firmware
Buffalo Wsr-2533dhp3
Buffalo Wsr-2533dhp3_firmware
Buffalo Wsr-2533dhpl2
Buffalo Wsr-2533dhpl2_firmware

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

vultures@jpcert.or.jp
vultures@jpcert.or.jp

Frequently asked questions

What is CVE-2022-43466?: CVE-2022-43466 is a medium-severity vulnerability in Buffalo Wex-1800ax4, classified under OS Command Injection. CVSS score: 6.8/10. Published 2022-12-19.
How severe is CVE-2022-43466?: Medium severity. CVSS v3 base score is 6.8 out of 10.