How severe is CVE-2020-14503?

CVE-2020-14503 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-2020-14503 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-14503?

CVE-2020-14503 affects Advantech Iview. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-14503?

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-2020-14503 published?

CVE-2020-14503 was published on 2020-07-15 and last updated on 2026-06-17.

CVE-2020-14503

CVE-2020-14503 is a critical-severity vulnerability in Advantech Iview 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-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Advantech Iview
Published: 2020-07-15
Last modified: 2026-06-17

Description

Advantech iView, versions 5.6 and prior, has an improper input validation vulnerability. Successful exploitation of this vulnerability could allow an attacker to remotely execute arbitrary code.

Frequently asked questions

What is CVE-2020-14503?: Advantech iView, versions 5.6 and prior, has an improper input validation vulnerability. Successful exploitation of this vulnerability could allow an attacker to remotely execute arbitrary code.
How severe is CVE-2020-14503?: CVE-2020-14503 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-2020-14503 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-14503?: CVE-2020-14503 affects Advantech Iview. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-14503?: 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-2020-14503 published?: CVE-2020-14503 was published on 2020-07-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:advantech:iview:*:*:*:*:*:*:*:*

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