CVE-2019-5064

Name: CVE-2019-5064
Creator: NVD / NIST
Published: 2020-01-03T17:15:12.257+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 10.62%

Last modified Jun 17, 2026

CVE-2019-5064 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An exploitable heap buffer overflow vulnerability exists in the data structure persistence functionality of OpenCV, before version 4.2.0. A specially crafted JSON file can cause a buffer overflow, resulting in multiple heap corruptions and potentially code execution. EPSS estimates a 10.62% chance of exploitation in the next 30 days.

Description

An exploitable heap buffer overflow vulnerability exists in the data structure persistence functionality of OpenCV, before version 4.2.0. A specially crafted JSON file can cause a buffer overflow, resulting in multiple heap corruptions and potentially code execution. An attacker can provide a specially crafted file to trigger this vulnerability.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

10.62%

95.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Opencv	Opencv	>= 4.0.0, < 4.2.0
Oracle	Application Testing Suite	13.3.0.1
Oracle	Big Data Spatial And Graph	< 2.0
Oracle	Enterprise Manager Base Platform	13.4.0.0

References

https://github.com/opencv/opencv/issues/15857Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0853Exploit, Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
https://github.com/opencv/opencv/issues/15857Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0853Exploit, Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory

Timeline

Published: Jan 3, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-5064?

How severe is CVE-2019-5064?

CVE-2019-5064 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 10.62% probability of exploitation in the next 30 days.

How do I fix CVE-2019-5064?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-5064?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST