CVE-2019-10989

Name: CVE-2019-10989
Creator: NVD / NIST
Published: 2019-06-28T21:15:11.243+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 8.55%

Last modified Jun 17, 2026

CVE-2019-10989 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In WebAccess/SCADA Versions 8.3.5 and prior, multiple heap-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 8.55% chance of exploitation in the next 30 days.

Description

In WebAccess/SCADA Versions 8.3.5 and prior, multiple heap-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. Note: A different vulnerability than CVE-2019-10991.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

8.55%

94.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Advantech	Webaccess	<= 8.3.5

References

https://www.us-cert.gov/ics/advisories/icsa-19-178-05Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-19-590/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-591/Third Party Advisory, VDB Entry
https://www.us-cert.gov/ics/advisories/icsa-19-178-05Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-19-590/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-591/Third Party Advisory, VDB Entry

Timeline

Published: Jun 28, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-10989?

How severe is CVE-2019-10989?

CVE-2019-10989 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 8.55% probability of exploitation in the next 30 days.

How do I fix CVE-2019-10989?

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-2019-10989?

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

Scan your code now

Source: NVD / NIST