How severe is CVE-2019-16901?

CVE-2019-16901 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-16901 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16901?

CVE-2019-16901 affects Advantech Webaccess/hmi Designer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16901?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-16901 published?

CVE-2019-16901 was published on 2019-09-26 and last updated on 2026-06-17.

CVE-2019-16901

CVE-2019-16901 is a high-severity vulnerability in Advantech Webaccess/hmi Designer with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-755.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-755
Affected product: Advantech Webaccess/hmi Designer
Published: 2019-09-26
Last modified: 2026-06-17

Description

Advantech WebAccess/HMI Designer 2.1.9.31 has Exception Handler Chain corruption starting at Unknown Symbol @ 0x0000000000000000 called from ntdll!RtlRaiseStatus+0x00000000000000b4.

Frequently asked questions

What is CVE-2019-16901?: Advantech WebAccess/HMI Designer 2.1.9.31 has Exception Handler Chain corruption starting at Unknown Symbol @ 0x0000000000000000 called from ntdll!RtlRaiseStatus+0x00000000000000b4.
How severe is CVE-2019-16901?: CVE-2019-16901 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-16901 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16901?: CVE-2019-16901 affects Advantech Webaccess/hmi Designer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16901?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-16901 published?: CVE-2019-16901 was published on 2019-09-26 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:advantech:webaccess\/hmi_designer:2.1.9.31:*:*:*:*:*:*:*

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