How severe is CVE-2017-12717?

CVE-2017-12717 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-12717 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12717?

CVE-2017-12717 affects Advantech Webaccess. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12717?

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-2017-12717 published?

CVE-2017-12717 was published on 2017-08-30 and last updated on 2026-06-17.

CVE-2017-12717

CVE-2017-12717 is a high-severity vulnerability in Advantech Webaccess with a CVSS 3.x base score of 7.8. 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Advantech Webaccess
Published: 2017-08-30
Last modified: 2026-06-17

Description

An Uncontrolled Search Path Element issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. A maliciously crafted dll file placed earlier in the search path may allow an attacker to execute code within the context of the application.

Frequently asked questions

What is CVE-2017-12717?: An Uncontrolled Search Path Element issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. A maliciously crafted dll file placed earlier in the search path may allow an attacker to execute code within the context of the application.
How severe is CVE-2017-12717?: CVE-2017-12717 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-12717 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12717?: CVE-2017-12717 affects Advantech Webaccess. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12717?: 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-2017-12717 published?: CVE-2017-12717 was published on 2017-08-30 and last updated on 2026-06-17.

References

Affected products (1)

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

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Other CWE-427 (Uncontrolled Search Path Element) vulnerabilities

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