CVE-2019-3998

5.5 mediumEPSS 0.4%

Medium (5.5) in simplisafe simplisafe ss3 firmware. EPSS 0.4% chance of exploitation in the next 30 days.

Authentication bypass using an alternate path or channel in SimpliSafe SS3 firmware 1.4 allows a local, unauthenticated attacker to modify the Wi-Fi network the base station connects to.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-287
Published: 2020-02-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

simplisafe:simplisafe_ss3_firmware

References

https://www.tenable.com/security/research/tra-2020-09
https://www.tenable.com/security/research/tra-2020-09

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