CVE-2019-3906: Premisys Identicard version 3.1.190 contains hardcoded credentials in the WCF service on port 9003

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HIGH 8.8DOWNGRADE

CVE-2019-3906 is a high-severity flaw (CVSS 8.8) affecting premisys id. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Premisys Identicard version 3.1.190 contains hardcoded credentials in the WCF service on port 9003. An authenticated remote attacker can use these credentials to access the badge system database and modify its contents.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	2.9% (top 13%)
CISA exploited list	No
Weakness	CWE-798
Published	2019-01-18
Last modified	2026-06-17

Publisher (CNA): Tenable Network Security, Inc. · Vendor: identicard

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-01-18 18:29 UTCPublished CVE record published
2026-06-17 02:35 UTCUpdated Record last modified

identicard premisys id DOWNGRADE

Affected: 3.1.190

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.1.190

1. Check installed version

apt-cache policy premisys-id || rpm -q premisys-id || premisys-id --version

2. No fixed release: DOWNGRADE to a release before 3.1.190 (Debian / Ubuntu)

apt-cache madison premisys-id sudo apt install premisys-id=<VERSION_BEFORE_3.1.190> sudo apt-mark hold premisys-id

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list premisys-id sudo dnf downgrade premisys-id-<VERSION_BEFORE_3.1.190> sudo dnf versionlock add premisys-id

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-3906?

premisys id: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-3906 being exploited?

CVE-2019-3906 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-3906 affect?

CVE-2019-3906 affects premisys id. Severity is high (CVSS 8.8). Premisys Identicard version 3.1.190 contains hardcoded credentials in the WCF service on port 9003. An authenticated remote attacker can use these credentials to access the badge system database and modify its contents.

How urgent is CVE-2019-3906?

Priority 53/100. High severity

Related CVEs

CVE-2019-3909 CRITICAL 9.8 DOWNGRADE Premisys Identicard version 3.1.190 database uses default credentials
CVE-2019-3908 HIGH 7.5 DOWNGRADE Premisys Identicard version 3.1.190 stores backup files as encrypted zip files
CVE-2019-3907 HIGH 7.5 DOWNGRADE Premisys Identicard version 3.1.190 stores user credentials and other sensitive information with a known weak

References

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