Vulnerability in ClearPass Policy Manager OnGuard agent (CVE-2026-79814)
Summary
Vulnerability in ClearPass Policy Manager OnGuard agent (CVE-2026-79814). Successful exploitation can lead to full system takeover.
Original description
The description as published by the source.
An arbitrary file write vulnerability in the ClearPass Policy Manager OnGuard agent could allow malicious users on a local instance to elevate their user privileges if certain preconditions outside of the attacker's control are met. Successful exploitation could allow a local attacker to execute arbitrary code with elevated privileges on the affected system.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-79814 has been found in ClearPass Policy Manager OnGuard agent.
Successful exploitation can lead to full system takeover. CVSS score: 6.7/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "ClearPass Policy Manager OnGuard agent CVE-2026-79814" on the vendor's site.
CVE-2026-79814 (ClearPass Policy Manager OnGuard agent) — CWE-73 / CVSS v3 6.7
Attack vector: local
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-73) exists in ClearPass Policy Manager OnGuard agent.
Check the vendor advisory for the affected versions of ClearPass Policy Manager OnGuard agent.
Severity: Medium (CVSS 6.7/10). Successful exploitation can lead to full system takeover.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで ClearPass Policy Manager OnGuard agent を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- web security-alert@hpe.com
- web nvd.nist.gov
- web github.com