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ClearPass Policy Manager EUVDEUVD-2026-75123

| CVE-2026-73786 HIGH
Uncontrolled Resource Consumption (CWE-400)
2026-09-09 security-alert@hpe.com GHSA-3ggm-5q39-q343
7.5
CVSS 3.1 · Vendor: hpe
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Severity by source

Vendor (hpe) PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
vuln.today AI
7.5 HIGH

Unauthenticated network-reachable DoS with no credential or user-interaction requirement; impact is availability-only, no scope change.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (hpe).

CVSS VectorVendor: hpe

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Metadata Corrected
Sep 09, 2026 - 20:40 vuln.today
tag: Information Disclosure replaced by Denial Of Service
Analysis Generated
Sep 09, 2026 - 20:38 vuln.today
CVE Published
Sep 09, 2026 - 20:20 cve.org
HIGH 7.5

DescriptionCVE.org

A vulnerability in the web-based management interface of CPPM could allow an unauthenticated remote attacker to conduct a Denial-of-Service (DoS) attack. Successful exploitation could allow an attacker to cause instability and degrade performance of the vulnerable CPPM server.

AnalysisAI

Unauthenticated remote denial-of-service in HPE Aruba ClearPass Policy Manager (CPPM) allows a network attacker to crash or degrade the web-based management interface without any credentials. Exploitation causes instability and sustained performance degradation on the CPPM server, potentially disrupting network access control policy enforcement across the environment. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation No authentication is required - CVSS PR:N confirms this is unauthenticated exploitation. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 7.5 score and vector (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) accurately model the risk: zero-credential, low-complexity, fully remote exploitation targeting only availability. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Patch available per vendor advisory - consult HPE Security Bulletin hpesbnw05130en_us at https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05130en_us&docLocale=en_US for exact fixed versions and upgrade instructions. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all CPPM instances in production and stage environments; immediately restrict network access to management interfaces using firewall rules to limit inbound connections to authorized administrative networks only. …

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EUVD-2026-75123 vulnerability details – vuln.today

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