What is CVE-2019-14717?

CVE-2019-14717 is a high-severity vulnerability in Verifone Verix OS, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2020-10-23.

How severe is CVE-2019-14717?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Verifone Verix OS

CVE-2019-14717

Verifone Verix OS on VerixV Pinpad Payment Terminals with QT000530 have a Buffer Overflow via the Run system call.

Vulnerability class: Buffer Overflow

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

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (23.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Verifone Verix OS — versions qt000530
Verifone Vx520

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

www.ptsecurity.com/ww-en/analytics/threatscape/pt-2020-26/ (Third Party Advisory)

Frequently asked questions

What is CVE-2019-14717?: CVE-2019-14717 is a high-severity vulnerability in Verifone Verix OS, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2020-10-23.
How severe is CVE-2019-14717?: High severity. CVSS v3 base score is 7.8 out of 10.