What is CVE-2022-43443?

CVE-2022-43443 is a high-severity vulnerability in Buffalo Wcr-1166ds, classified under OS Command Injection. CVSS score: 8.8/10. Published 2022-12-19.

How severe is CVE-2022-43443?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Buffalo Wcr-1166ds

CVE-2022-43443

OS command injection vulnerability in Buffalo network devices allows an network-adjacent attacker to execute an arbitrary OS command if a specially crafted request is sent to the management page.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.008 (51.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Buffalo Wcr-1166ds
Buffalo Wcr-1166ds_firmware
Buffalo Wsr-2533dhp
Buffalo Wsr-2533dhp2
Buffalo Wsr-2533dhp2_firmware
Buffalo Wsr-2533dhp3
Buffalo Wsr-2533dhp3_firmware
Buffalo Wsr-2533dhp_firmware
Buffalo Wsr-2533dhpl
Buffalo Wsr-2533dhpl2

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

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

Frequently asked questions

What is CVE-2022-43443?: CVE-2022-43443 is a high-severity vulnerability in Buffalo Wcr-1166ds, classified under OS Command Injection. CVSS score: 8.8/10. Published 2022-12-19.
How severe is CVE-2022-43443?: High severity. CVSS v3 base score is 8.8 out of 10.