What is CVE-2019-3909?

CVE-2019-3909 is a critical-severity vulnerability in Identicard Premisys Id, classified under Initialization of a Resource with an Insecure Default. CVSS score: 9.8/10. Published 2019-01-18.

How severe is CVE-2019-3909?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Identicard Premisys Id

CVE-2019-3909

Premisys Identicard version 3.1.190 database uses default credentials. Users are unable to change the credentials without vendor intervention.

Published 2019-01-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.023 (82.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

Identicard Premisys Id — versions 3.1.190
Premisys Identicard 3.1.190 — versions Premisys Identicard 3.1.190

Weakness classification (CWE)

CWE-1188 — Initialization of a Resource with an Insecure Default

References

www.tenable.com/security/research/tra-2019-01 (Third Party Advisory)
www.securityfocus.com/bid/106552 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2019-3909?: CVE-2019-3909 is a critical-severity vulnerability in Identicard Premisys Id, classified under Initialization of a Resource with an Insecure Default. CVSS score: 9.8/10. Published 2019-01-18.
How severe is CVE-2019-3909?: Critical severity. CVSS v3 base score is 9.8 out of 10.