CVE-2019-3954

Name: CVE-2019-3954
Creator: NVD / NIST
Published: 2019-06-19T00:15:13.36+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.91%

Last modified Jun 17, 2026

CVE-2019-3954 is a vulnerability of currently unknown severity. Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.. EPSS estimates a 3.91% chance of exploitation in the next 30 days.

Description

Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.

Metrics

EPSS Probability

3.91%

88.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Advantech	Webaccess	8.4.0

References

https://www.tenable.com/security/research/tra-2019-28Exploit, Third Party Advisory
https://www.tenable.com/security/research/tra-2019-28Exploit, Third Party Advisory

Timeline

Published: Jun 19, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-3954?

Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.

How severe is CVE-2019-3954?

Severity scoring for CVE-2019-3954 is pending analysis. The EPSS model estimates a 3.91% probability of exploitation in the next 30 days.

How do I fix CVE-2019-3954?

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-2019-3954?

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

Scan your code now

Source: NVD / NIST