What is CVE-2019-6556?

CVE-2019-6556 is a medium-severity vulnerability in Omron Common Components, classified under Use After Free. CVSS score: 6.6/10. Published 2019-04-10.

How severe is CVE-2019-6556?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Use After Free in Omron Common Components

CVE-2019-6556

When processing project files, the application (Omron CX-Programmer v9.70 and prior and Common Components January 2019 and prior) fails to check if it is referencing freed memory. An attacker could use a specially crafted project file to exploit and execute code under the privileges of the application.

Vulnerability class: Use-After-Free

EPSS: 0.012 (63.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H.

Affected products

Omron Common_components
Omron Cx-programmer
Omron Cx-programmer Within Cx-one — versions CX-Programmer v9.70 and prior and Common Components January 2019 and prior

Weakness classification (CWE)

CWE-416 — Use After Free

References

ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC, Mitigation)
ics-cert@hq.dhs.gov (x_refsource_MISC)

Frequently asked questions

What is CVE-2019-6556?: CVE-2019-6556 is a medium-severity vulnerability in Omron Common Components, classified under Use After Free. CVSS score: 6.6/10. Published 2019-04-10.
How severe is CVE-2019-6556?: Medium severity. CVSS v3 base score is 6.6 out of 10.