Vulnerability in Securitashome Alarm System
CVE-2021-40171
The absence of notifications regarding an ongoing RF jamming attack 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 block legitimate traffic while not alerting the owner of the system.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.010 (61.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.010 · change: +0.000
Affected products
- Securitashome Alarm System
- Securitashome Alarm System Firmware — versions hpgw-g_0.0.2.23f_bg_u-itr-f1-bd_bl.a30.20181117
Public proof-of-concept exploits
References
- www.securitashome.se/product.html/securitashome (Vendor Advisory)
- www.diva-portal.org/smash/get/diva2:1600180/FULLTEXT04.pdf (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-40171?
- CVE-2021-40171 is a medium-severity vulnerability in Securitashome Alarm System. CVSS score: 5.3/10. Published 2021-12-15.
- How severe is CVE-2021-40171?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-40171 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.