How severe is CVE-2018-17914?

CVE-2018-17914 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-17914 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-17914?

CVE-2018-17914 primarily affects Aveva Indusoft Web Studio. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-17914?

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

When was CVE-2018-17914 published?

CVE-2018-17914 was published on 2018-11-02 and last updated on 2026-06-17.

CVE-2018-17914

CVE-2018-17914 is a critical-severity vulnerability in Aveva Indusoft Web Studio with a CVSS 3.x base score of 9.8. 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-258.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 5% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-258
Affected product: Aveva Indusoft Web Studio
Published: 2018-11-02
Last modified: 2026-06-17

Description

InduSoft Web Studio versions prior to 8.1 SP2, and InTouch Edge HMI (formerly InTouch Machine Edition) versions prior to 2017 SP2. This vulnerability could allow an unauthenticated user to remotely execute code with the same privileges as that of the InduSoft Web Studio or InTouch Edge HMI (formerly InTouch Machine Edition) runtime.

Frequently asked questions

What is CVE-2018-17914?: InduSoft Web Studio versions prior to 8.1 SP2, and InTouch Edge HMI (formerly InTouch Machine Edition) versions prior to 2017 SP2. This vulnerability could allow an unauthenticated user to remotely execute code with the same privileges as that of the InduSoft Web Studio or InTouch Edge HMI (formerly InTouch Machine Edition) runtime.
How severe is CVE-2018-17914?: CVE-2018-17914 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-17914 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-17914?: CVE-2018-17914 primarily affects Aveva Indusoft Web Studio. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-17914?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-17914 published?: CVE-2018-17914 was published on 2018-11-02 and last updated on 2026-06-17.

References

Affected products (30)

cpe:2.3:a:aveva:indusoft_web_studio:6.1:sp5:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:6.1:sp6_p3:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:*:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp2:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p2:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p3:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p4:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p5:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p6:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p7:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p8:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:7.1:sp3_p9:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:*:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:p1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:p2:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:p3:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:sp1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:sp1_p1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:sp2:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.0:sp2_p1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.1:*:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.1:p1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.1:sp1:*:*:*:*:*:*
cpe:2.3:a:aveva:indusoft_web_studio:8.1:sp1_p1:*:*:*:*:*:*
cpe:2.3:a:aveva:edge:8.1:-:*:*:*:*:*:*
cpe:2.3:a:aveva:edge:8.1:sp1:*:*:*:*:*:*
cpe:2.3:a:aveva:intouch_machine_edition_2014:r2:*:*:*:*:*:*:*

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