CVE-2026-79808

Local Authenticated Buffer Overflow Vulnerability in the ClearPass Policy Manager OnGuard Agent

Published Oct 6, 2026 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
A buffer overflow vulnerability exists in the OnGuard agent of ClearPass Policy Manager. Successful exploitation could allow an authenticated local user to execute arbitrary code with elevated privileges on the affected host or to disrupt the availability of the affected service.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-119
Type Values Removed Values Added
Weaknesses CWE-120
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) clearpass Policy Manager (cppm)
Vendors & Products Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) clearpass Policy Manager (cppm)
Type Values Removed Values Added
Weaknesses CWE-119
Type Values Removed Values Added
Description A buffer overflow vulnerability exists in the OnGuard agent of ClearPass Policy Manager. Successful exploitation could allow an authenticated local user to execute arbitrary code with elevated privileges on the affected host or to disrupt the availability of the affected service.
Title Local Authenticated Buffer Overflow Vulnerability in the ClearPass Policy Manager OnGuard Agent
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hpe
Published
Updated
Oct 8, 2026, 3:55 AM
Reserved
Aug 25, 2026, 2:46 PM
Status
Awaiting Analysis
Published
Oct 6, 2026, 8:17 PM
Modified
Oct 8, 2026, 4:17 AM