CVE-2019-16900 — Advantech WebAccess/HMI Designer 2

Advantech WebAccess/HMI Designer 2.1.9.31 has a User Mode Write AV starting at MSVCR90!memcpy+0x000000000000015c.

01What is this vulnerability?

Advantech WebAccess/HMI Designer 2.1.9.31 has a User Mode Write AV starting at MSVCR90!memcpy+0x000000000000015c.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-09-26T01:00:27.000Z
• Last modified: 2024-08-05T01:24:48.321Z

09References

• code610.blogspot.com — http://code610.blogspot.com/2019/09/crashing-webaccesshmi-designer-21931.html