SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-26638

Improper Authentication vulnerability in S&D smarthome(smartcare) application can cause authentication bypass and information exposure.

CRITICAL 9.8EPSS 3.70%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper Authentication vulnerability in S&D smarthome(smartcare) application can cause authentication bypass and information exposure. Remote attackers can use this vulerability to take control of the home environment including indoor control.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.70% probability · 89th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
xisnd/s\&d smarthome
Source
vuln@krcert.or.kr

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