CVE-2023-22786
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 · uneditedThere are buffer overflow vulnerabilities in multiple underlying services that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the PAPI (Aruba's access point management protocol) UDP port (8211). Successful exploitation of these vulnerabilities result in the ability to execute arbitrary code as a privileged user on the underlying operating system.
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 · high confidenceBuffer overflow vulnerabilities in Aruba's PAPI (access point management protocol) service on UDP port 8211 allow unauthenticated attackers to send specially crafted packets and achieve remote code execution as a privileged system user.
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>= 10.3.0.0, <= 10.3.1.0>= 6.4.0.0, <= 6.4.4.8-4.2.4.20>= 6.5.0.0, <= 6.5.4.23>= 8.4.0.0, < 8.6.0.0>= 8.6.0.0, <= 8.6.0.19>= 8.7.0.0, <= 8.9.0.0>= 8.10.0.0, <= 8.10.0.4CVSS 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
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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 checksWork through these to decide whether this CVE applies to you.
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Identify device model and OS typeDetermine if the device is an Aruba access point or controller running ArubaOS or InstantOS. Check the product documentation or login to the device management interface to confirm the hardware model and OS type.Affected if The device is not an Aruba product running ArubaOS or InstantOS (not affected)
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Check OS versionRun the command to display the OS version (typically 'show version' or check the device WebUI for firmware version information). Compare the installed version against the affected ranges: ArubaOS 10.3.0.0-10.3.1.0, InstantOS 6.4.0.0-6.4.4.8-4.2.4.20, 6.5.0.0-6.5.4.23, 8.4.0.0-8.6.0.0, 8.6.0.0-8.6.0.19, 8.7.0.0-8.9.0.0, 8.10.0.0-8.10.0.4Affected if The installed version falls within any of the affected version ranges
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Verify PAPI service is runningCheck if the PAPI service is active on the device. This may be done via command such as 'show process' or by reviewing the device services list in the management interface.Affected if PAPI service is not running (not vulnerable to this specific flaw)
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Check UDP port 8211 exposureTest if UDP port 8211 is accessible from untrusted networks. Use network scanning tools or check firewall rules to determine if the PAPI port is exposed externally or to untrusted segments.Affected if UDP port 8211 is reachable from untrusted network segments
You are affected if you have an Aruba device running ArubaOS or InstantOS within the listed version ranges AND the PAPI service on UDP port 8211 is accessible from an untrusted network source.
Generated from the published advisory. Verify against your own configuration.
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.
From vendor data8.6.0.0
Apply available vendor patches for affected Aruba devices; until patches are available, restrict network access to UDP port 8211 to trusted sources only.
- Consultation6.0 h
- Implementation12.0 h
- Testing6.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-22786 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-22786 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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
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