SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

HIGH 8.8EPSS 0.79%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.79% probability · 54th percentile
CISA KEV
Not listed
Weakness
CWE-78
Affected
buffalo/wsr-3200ax4s firmware · buffalo/wsr-3200ax4b firmware · buffalo/wsr-2533dhp2 firmware · buffalo/wsr-a2533dhp2 firmware · buffalo/wsr-2533dhp3 firmware · buffalo/wsr-a2533dhp3 firmware · buffalo/wsr-2533dhpl2 firmware · buffalo/wsr-2533dhpls firmware · buffalo/wsr-2533dhp firmware · buffalo/wsr-2533dhpl firmware · buffalo/wcr-1166ds firmware
Source
vultures@jpcert.or.jp

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.