CVE-2018-10620

AVEVA InduSoft Web Studio v8.1 and v8.1SP1, and InTouch Machine Edition v2017 8.1 and v2017 8.1...

9.8 Critical

AVEVA InduSoft Web Studio v8.1 and v8.1SP1, and InTouch Machine Edition v2017 8.1 and v2017 8.1 SP1 a remote user 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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

4.20%Up 2.8 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

Record: CVE-2018-10620
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-121, CWE-787
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-10620
Weakness: CWE-121
Updated: 2026-11-02

EUVDEUVD-2018-2692 No score

Record: EUVD-2018-2692
Updated: 2026-11-03

GitHub AdvisoriesGHSA-92qr-7f7r-87vw 9.8

AVEVA InduSoft Web Studio v8.1 and v8.1SP1, and InTouch Machine Edition v2017 8.1 and v2017 8.1...

Record: GHSA-92qr-7f7r-87vw
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-10620 is a critical vulnerability (CVSS 9.8) in Aveva Indusoft Web Studio, published July 19, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.20%, the 90th percentile. No source names a fixed version.