How severe is CVE-2019-3909?

CVE-2019-3909 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-3909 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-3909?

CVE-2019-3909 affects Identicard Premisys Id. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-3909?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-3909 published?

CVE-2019-3909 was published on 2019-01-18 and last updated on 2026-06-17.

CVE-2019-3909

CVE-2019-3909 is a critical-severity vulnerability in Identicard Premisys Id with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1188.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1188
Affected product: Identicard Premisys Id
Published: 2019-01-18
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2019-3909?: Premisys Identicard version 3.1.190 database uses default credentials. Users are unable to change the credentials without vendor intervention.
How severe is CVE-2019-3909?: CVE-2019-3909 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-3909 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-3909?: CVE-2019-3909 affects Identicard Premisys Id. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-3909?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-3909 published?: CVE-2019-3909 was published on 2019-01-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:identicard:premisys_id:3.1.190:*:*:*:*:*:*:*

More vulnerabilities in Identicard Premisys Id

CVE-2019-3906 — High (CVSS 8.8): Premisys Identicard version 3.1.190 contains hardcoded credentials in the WCF service on port 9003. An authenticated…
CVE-2019-3908 — High (CVSS 7.5): Premisys Identicard version 3.1.190 stores backup files as encrypted zip files. The password to the zip is hard-coded…
CVE-2019-3907 — High (CVSS 7.5): Premisys Identicard version 3.1.190 stores user credentials and other sensitive information with a known weak…

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