CVE-2018-8845

Name: CVE-2018-8845
Creator: NVD / NIST
Published: 2018-05-15T22:29:00.723+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 5.75%

Last modified Jun 17, 2026

CVE-2018-8845 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In Advantech WebAccess versions V8.2_20170817 and prior, WebAccess versions V8.3.0 and prior, WebAccess Dashboard versions V.2.0.15 and prior, WebAccess Scada Node versions prior to 8.3.1, and WebAccess/NMS 2.0.3 and prior, a heap-based buffer overflow vulnerability has been identified, which may allow an attacker to execute arbitrary code.. EPSS estimates a 5.75% chance of exploitation in the next 30 days.

Description

In Advantech WebAccess versions V8.2_20170817 and prior, WebAccess versions V8.3.0 and prior, WebAccess Dashboard versions V.2.0.15 and prior, WebAccess Scada Node versions prior to 8.3.1, and WebAccess/NMS 2.0.3 and prior, a heap-based buffer overflow vulnerability has been identified, which may allow an attacker to execute arbitrary code.

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

5.75%

92.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Advantech	Webaccess	<= 8.2_20170817
Advantech	Webaccess	<= 8.3.0
Advantech	Webaccess Dashboard	<= 2.0.15
Advantech	Webaccess Scada	< 8.3.1
Advantech	Webaccess\/Nms	<= 2.0.3

References

http://www.securityfocus.com/bid/104190Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-18-135-01Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/104190Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-18-135-01Third Party Advisory, US Government Resource

Timeline

Published: May 15, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-8845?

How severe is CVE-2018-8845?

CVE-2018-8845 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.75% probability of exploitation in the next 30 days.

How do I fix CVE-2018-8845?

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.

How Strix Helps

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Source: NVD / NIST