What is CVE-2019-14711?

CVE-2019-14711 is a high-severity vulnerability in Verifone Mx900, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2020-10-23.

How severe is CVE-2019-14711?

High severity. CVSS v3 base score is 7.0 out of 10.

Vulnerability in Verifone Mx900

CVE-2019-14711

Verifone MX900 series Pinpad Payment Terminals with OS 30251000 have a race condition for RBAC bypass.

Vulnerability class: Race Condition

Published 2020-10-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (10.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Verifone Mx900
Verifone Mx900 Firmware — versions 30251000

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

www.ptsecurity.com/ww-en/analytics/threatscape/pt-2020-20/ (Third Party Advisory)

Frequently asked questions

What is CVE-2019-14711?: CVE-2019-14711 is a high-severity vulnerability in Verifone Mx900, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2020-10-23.
How severe is CVE-2019-14711?: High severity. CVSS v3 base score is 7.0 out of 10.