Vulnerability in Crossmatch Digital Persona U.are.u 4500

CVE-2019-12813

An issue was discovered in Digital Persona U.are.U 4500 Fingerprint Reader v24. The key and salt used for obfuscating the fingerprint image exhibit cleartext when the fingerprint scanner device transfers a fingerprint image to the driver. An attacker who sniffs an encrypted fingerprint image can easily decrypt that image using the key and salt.

EPSS: 0.011 (63.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-12813?
CVE-2019-12813 is a medium-severity vulnerability in Crossmatch Digital Persona U.are.u 4500, classified under Cleartext Transmission of Sensitive Information. CVSS score: 5.9/10. Published 2019-06-13.
How severe is CVE-2019-12813?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2019-12813 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.