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.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-40170
• https://www.diva-portal.org/smash/get/diva2:1600180/FULLTEXT04.pdf
• https://www.securitashome.se/product.html/securitashome