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HPE fixes critical ClearPass vulnerabilities

HPE's October advisory covers ten critical flaws in ClearPass Policy Manager and related components, including authentication bypass and remote code execution risks.

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By Soclyde Team

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In summary

  • HPE's October 6 advisory lists ten critical ClearPass vulnerabilities, with CVSS scores from 9.1 to 9.9.
  • The issues have different prerequisites and impacts, including authentication bypass, code execution, and SQL injection.
  • Inventory ClearPass Policy Manager and related agents, then install the vendor fix for each affected component and branch.

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Article contents

HPE published a security bulletin on October 6 covering ten critical vulnerabilities in ClearPass Policy Manager and related components. Singapore's Cyber Security Agency issued a case-specific alert on October 12. The flaws do not share one attack path: the advisory includes issues that can allow unauthenticated access or code execution, alongside weaknesses that require a low-privilege account.

Ten critical issues, different prerequisites

The HPE bulletin lists ten CVEs with CVSS v3.1 scores between 9.1 and 9.9. The CSA summary describes examples: a low-privilege authenticated user could exploit CVE-2026-79798 for SQL injection, while other flaws can permit authentication bypass or remote code execution without prior authentication. ClearPass OnGuard and client-agent components also appear in the advisory, so checking only the central Policy Manager may miss part of the scope.

Start with an accurate inventory

Identify every ClearPass Policy Manager deployment, its 6.11 or 6.14 branch and installed build, plus the OnGuard or client-agent software in use. HPE's advisory and CSA's alert list affected and fixed versions by issue. Security coverage also notes that the advisory includes agent-side components, not only the management server. Use HPE's component-level table rather than assume that one version number describes the whole deployment.

Apply fixes and check access paths

Install the vendor's fixed release for each affected branch and component, then verify the running versions. While scheduling the update, review who can reach the web management and API interfaces, particularly from outside dedicated administration networks. The lower-privilege requirements of some issues do not remove the urgency of patching; they make account and network controls useful supporting measures.

Separate severity from exploitation evidence

The published notices describe serious possible impacts, but the cited advisories do not report confirmed exploitation in the wild. This distinction helps teams communicate accurately: critical severity calls for prompt action, while compromise should be assessed from local evidence. Preserve relevant logs around updates and investigate unexpected administrative access or changes through the normal incident process.

The connection with Soclyde

Network access products rely on administrative accounts and credentials. Soclyde can help teams manage distinct credentials and share them with authorised administrators, but it cannot patch ClearPass or determine whether an installation was accessed. See the secure password generator guide for account-level credential hygiene.

What to remember

HPE's October bulletin covers ten critical ClearPass vulnerabilities across the Policy Manager and related components. Inventory versions, apply each matching vendor fix, and review access to management interfaces. The secure password generator guide covers one supporting control for administrator accounts.

Frequently asked questions

Do all ten ClearPass flaws have the same impact?

No. HPE and Singapore's CSA describe different weaknesses, including unauthenticated code execution and authentication bypass, as well as issues requiring a low-privilege authenticated account. Check each CVE and component in the advisory.

Which ClearPass versions need an update?

The notices identify affected 6.11 and 6.14 branches and their fixed releases. Confirm both the Policy Manager and any OnGuard or client-agent versions against HPE's bulletin before closing the work.

Have attackers exploited these vulnerabilities?

The cited HPE and CSA notices document the vulnerabilities and patches but do not report confirmed exploitation. Keep that status distinct from the flaws' high severity and continue monitoring vendor updates.

References

Sources and references

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