CVE-2021-40170

low-risk
Published 2021-12-15

An RF replay attack vulnerability in the SecuritasHome home alarm system, version HPGW-G 0.0.2.23F BG_U-ITR-F1-BD_BL.A30.20181117, allows an attacker to trigger arbitrary system functionality by replaying previously recorded signals. This lets an adversary, among other things, disarm an armed system.

Do I need to act?

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0.24% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.8/10 Medium
NETWORK / HIGH complexity

Affected Products (1)

Securitashome Alarm System Firmware

Affected Vendors

Securitashome

References (4)

Exploit https://www.diva-portal.org/smash/get/diva2:1600180/FULLTEXT04.pdf
Vendor Advisory https://www.securitashome.se/product.html/securitashome
Exploit https://www.diva-portal.org/smash/get/diva2:1600180/FULLTEXT04.pdf
Vendor Advisory https://www.securitashome.se/product.html/securitashome
27
/ 100
low-risk
Severity 21/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal