CVE-2019-13556

Name: CVE-2019-13556
Creator: NVD / NIST
Published: 2019-09-18T22:15:11.217+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.12%

Last modified Jun 17, 2026

CVE-2019-13556 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.. EPSS estimates a 2.12% chance of exploitation in the next 30 days.

Description

In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

2.12%

79.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Advantech	Webaccess	<= 8.4.1

References

https://www.us-cert.gov/ics/advisories/icsa-19-260-01Third Party Advisory, US Government Resource
https://www.us-cert.gov/ics/advisories/icsa-19-260-01Third Party Advisory, US Government Resource

Timeline

Published: Sep 18, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-13556?

How severe is CVE-2019-13556?

CVE-2019-13556 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.12% probability of exploitation in the next 30 days.

How do I fix CVE-2019-13556?

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-2019-13556?

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

Scan your code now

Source: NVD / NIST