How severe is CVE-2017-5152?

CVE-2017-5152 has a CVSS 3.x base score of 9.1, 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 none.

Is CVE-2017-5152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-5152?

CVE-2017-5152 affects Advantech Webaccess. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-5152?

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-2017-5152 published?

CVE-2017-5152 was published on 2017-02-13 and last updated on 2026-06-17.

CVE-2017-5152

CVE-2017-5152 is a critical-severity vulnerability in Advantech Webaccess with a CVSS 3.x base score of 9.1. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Advantech Webaccess
Published: 2017-02-13
Last modified: 2026-06-17

Description

An issue was discovered in Advantech WebAccess Version 8.1. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to access pages unrestricted (AUTHENTICATION BYPASS).

Frequently asked questions

What is CVE-2017-5152?: An issue was discovered in Advantech WebAccess Version 8.1. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to access pages unrestricted (AUTHENTICATION BYPASS).
How severe is CVE-2017-5152?: CVE-2017-5152 has a CVSS 3.x base score of 9.1, 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 none.
Is CVE-2017-5152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-5152?: CVE-2017-5152 affects Advantech Webaccess. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-5152?: 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-2017-5152 published?: CVE-2017-5152 was published on 2017-02-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:advantech:webaccess:8.1:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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