What is CVE-2018-17916?

CVE-2018-17916 is a critical-severity vulnerability in Aveva Edge, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2018-11-02.

How severe is CVE-2018-17916?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Aveva Edge

CVE-2018-17916

InduSoft Web Studio versions prior to 8.1 SP2, and InTouch Edge HMI (formerly InTouch Machine Edition) versions prior to 2017 SP2. A remote attacker could send a carefully crafted packet to exploit a stack-based buffer overflow vulnerability during tag, alarm, or event related actions such as read and write, with potential for code to be executed. If InduSoft Web Studio remote communication security was not enabled, or a password was left blank, a remote user could send a carefully crafted packet to invoke an arbitrary process, with potential for code to be executed. The code would be executed under the privileges of the InduSoft Web Studio or InTouch Edge HMI runtime and could lead to a compromise of the InduSoft Web Studio or InTouch Edge HMI server machine.

Vulnerability class: Buffer Overflow

Published 2018-11-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.037 (89.7th percentile), scored 2026-10-20.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: 0.000

Affected products

Aveva Edge — versions 8.1
Aveva Indusoft Web Studio — versions 6.1, 7.1, 8.0
Aveva Intouch Machine Edition 2014 — versions r2
Indusoft Web Studio, And Intouch Edge Hmi (Formerly Machine Edition) — versions InduSoft Web Studio versions prior to 8.1 SP2, and InTouch Edge HMI (formerly InTouch Machine Edition) versions prior to 2017 SP2

Weakness classification (CWE)

References

ics-cert.us-cert.gov/advisories/ICSA-18-305-01 (US Government Resource, Third Party Advisory, Mitigation)
www.tenable.com/security/research/tra-2018-34 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-17916?: CVE-2018-17916 is a critical-severity vulnerability in Aveva Edge, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2018-11-02.
How severe is CVE-2018-17916?: Critical severity. CVSS v3 base score is 9.8 out of 10.