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InstantosOperating system · Hp

CVE-2024-42397

MEDIUM · 5.3 CVSS v3.1 Published 2024-08-06
Fix available
A fix is available. Upgrade to 8.10.0.13 / 8.12.0.2 or later.
See remediation →
62/100
Remediation priority · Elevated
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Multiple unauthenticated Denial-of-Service (DoS) vulnerabilities exist in the AP Certificate Management daemon accessed via the PAPI protocol. Successful exploitation of these vulnerabilities results in the ability to interrupt the normal operation of the affected Access Point.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

Multiple unauthenticated denial-of-service vulnerabilities exist in the AP Certificate Management daemon accessible via the PAPI protocol. An unauthenticated remote attacker can send specially crafted requests to the affected service, causing the Access Point to become unresponsive or require restart.

MitigationApply vendor-supplied firmware updates when available. If immediate patching is not possible, consider network segmentation to limit exposure of the PAPI protocol interface and monitor for signs of service disruption.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
InstantosOperating system
Affected:>= 8.10.0.0, < 8.10.0.13>= 8.12.0.0, < 8.12.0.2

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify the installed InstantOS version
    Access the Access Point management interface or CLI and retrieve the firmware/OS version information. Common methods include checking the web UI system info page, using 'show version' command via console/SSH, or querying the device's management API.
    Affected if The version falls within >= 8.10.0.0 and < 8.10.0.13, or within >= 8.12.0.0 and < 8.12.0.2
  2. Confirm the PAPI protocol service is accessible
    Verify that the PAPI (Aruba PAPI protocol) service is running and network-accessible on the Access Point. This may involve checking listening ports (typically UDP/8200 or similar), reviewing firewall rules, or attempting a controlled connection to the PAPI endpoint from an authorized management station.
    Affected if The PAPI service is exposed and reachable from untrusted network segments
  3. Determine if certificate management features are in use
    Review the AP configuration to determine if the AP Certificate Management daemon is enabled or if certificate-based authentication (such as certificates for AP provisioning or management) is configured on the device.
    Affected if Certificate management features or AP certificate provisioning is enabled on the device
  4. Check for signs of service disruption
    Review system logs, SNMP traps, or network monitoring data for recent unexpected AP restarts, service failures, or unusual CPU/memory spikes that may indicate exploitation attempts.
    Affected if There are recent unexplained service disruptions or crashes consistent with the DoS behavior described

A user is affected if their InstantOS version is 8.10.0.0 through 8.10.0.12, or 8.12.0.0 through 8.12.0.1, AND the PAPI protocol interface is network-accessible to untrusted parties.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 8.10.0.13 / 8.12.0.2 or later
Fixed in 8.10.0.138.12.0.2
Interim mitigation

Apply vendor-supplied firmware updates when available. If immediate patching is not possible, consider network segmentation to limit exposure of the PAPI protocol interface and monitor for signs of service disruption.

Recommended fix Moderate confidence

InstantOS 8.10.0.13 or 8.12.0.2 (depending on your current version branch)

  1. Identify the currently running InstantOS version using 'show version' or through the controller GUI
  2. Determine which version branch is in use (8.10.x or 8.12.x)
  3. For version 8.10.x: Upgrade to version 8.10.0.13 or later
  4. For version 8.12.x: Upgrade to version 8.12.0.2 or later
  5. Upload the new firmware image to the Aruba controller or access point
  6. Reboot the device or initiate the upgrade via 'upgrade-software' command
  7. Verify the new version is running with 'show version'

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Instantos Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA4.0 h
22.0 hours of engineering $3,860
Get the upgrade done

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-42397 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data