How severe is CVE-2017-16736?

CVE-2017-16736 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 high, and availability none.

Is CVE-2017-16736 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16736?

CVE-2017-16736 affects Advantech Webaccess. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16736?

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-2017-16736 published?

CVE-2017-16736 was published on 2018-01-12 and last updated on 2026-06-17.

CVE-2017-16736

CVE-2017-16736 is a high-severity vulnerability in Advantech Webaccess 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Advantech Webaccess
Published: 2018-01-12
Last modified: 2026-06-17

Description

An Unrestricted Upload Of File With Dangerous Type issue was discovered in Advantech WebAccess versions prior to 8.3. WebAccess allows a remote attacker to upload arbitrary files.

Frequently asked questions

What is CVE-2017-16736?: An Unrestricted Upload Of File With Dangerous Type issue was discovered in Advantech WebAccess versions prior to 8.3. WebAccess allows a remote attacker to upload arbitrary files.
How severe is CVE-2017-16736?: CVE-2017-16736 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 high, and availability none.
Is CVE-2017-16736 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16736?: CVE-2017-16736 affects Advantech Webaccess. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16736?: 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-2017-16736 published?: CVE-2017-16736 was published on 2018-01-12 and last updated on 2026-06-17.

References

https://ics-cert.us-cert.gov/advisories/ICSA-18-004-02A

Affected products (1)

cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*

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