How severe is CVE-2023-25589?

CVE-2023-25589 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-2023-25589 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-25589?

CVE-2023-25589 primarily affects Arubanetworks Clearpass Policy Manager. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-25589?

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-2023-25589 published?

CVE-2023-25589 was published on 2023-03-22 and last updated on 2026-06-17.

CVE-2023-25589

CVE-2023-25589 is a critical-severity vulnerability in Arubanetworks Clearpass Policy Manager 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-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Arubanetworks Clearpass Policy Manager
Published: 2023-03-22
Last modified: 2026-06-17

Description

A vulnerability in the web-based management interface of ClearPass Policy Manager could allow an unauthenticated remote attacker to create arbitrary users on the platform. A successful exploit allows an attacker to achieve total cluster compromise.

Frequently asked questions

What is CVE-2023-25589?: A vulnerability in the web-based management interface of ClearPass Policy Manager could allow an unauthenticated remote attacker to create arbitrary users on the platform. A successful exploit allows an attacker to achieve total cluster compromise.
How severe is CVE-2023-25589?: CVE-2023-25589 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-2023-25589 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-25589?: CVE-2023-25589 primarily affects Arubanetworks Clearpass Policy Manager. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-25589?: 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-2023-25589 published?: CVE-2023-25589 was published on 2023-03-22 and last updated on 2026-06-17.

References

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2023-003.txt

Affected products (3)

cpe:2.3:a:arubanetworks:clearpass_policy_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:arubanetworks:clearpass_policy_manager:6.11.0:*:*:*:*:*:*:*
cpe:2.3:a:arubanetworks:clearpass_policy_manager:6.11.1:*:*:*:*:*:*:*

More vulnerabilities in Arubanetworks Clearpass Policy Manager

CVE-2022-23660 — Critical (CVSS 10.0): A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): 6.10.4 and…
CVE-2022-23658 — Critical (CVSS 10.0): A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): 6.10.4 and…
CVE-2022-23657 — Critical (CVSS 10.0): A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): 6.10.4 and…
CVE-2021-40997 — Critical (CVSS 9.8): A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): ClearPass…
CVE-2021-40996 — Critical (CVSS 9.8): A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): ClearPass…
CVE-2021-37736 — Critical (CVSS 9.8): A remote authentication bypass vulnerability was discovered in Aruba ClearPass Policy Manager version(s): ClearPass…

All CVEs affecting Arubanetworks Clearpass Policy Manager →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →