CVE-2023-36252
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 · uneditedAn issue in Ateme Flamingo XL v.3.6.20 and XS v.3.6.5 allows a remote authenticated attacker to execute arbitrary code and cause a denial of service via a the session expiration function.
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 confidenceAteme Flamingo XL v3.6.20 and XS v3.6.5 contain an authenticated RCE vulnerability in the session expiration function. A remote authenticated attacker can exploit this to execute arbitrary code on the affected system, with denial of service also possible.
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= 3.6.20= 3.6.5CVSS 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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/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 Flamingo model and firmware versionAccess the device web interface (typically at https://<device-ip>/) and navigate to System > Status or Administration > Firmware to view the exact model (XL or XS) and firmware version number.Affected if The displayed firmware version is exactly 3.6.20 for XL model or exactly 3.6.5 for XS model.
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Verify management interface accessibilityConfirm whether the device web management interface (port 80/443 or custom HTTP port) is reachable from network segments outside the trusted admin network using tools like nmap or netcat: nmap -p 443 <device-ip>Affected if The management interface is exposed to untrusted networks and the firmware version matches the affected versions.
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Check session expiration configurationIn the web interface, navigate to Administration > Sessions or Security > Session Settings. Look for session expiration timeout settings that control how long authenticated sessions remain active.Affected if Session expiration function is configurable/enabled (default state) and firmware version matches affected versions.
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Audit active authenticated sessionsIf available, check the session management panel for any active sessions. Review logs under Administration > Logs or System > Logging for suspicious session activity around the expiration handler.Affected if Active sessions exist and firmware is at affected version, indicating the vulnerable code path could be triggered.
You are affected if your Ateme Flamingo XL runs firmware version 3.6.20 or your XS runs version 3.6.5 and the management interface is accessible to authenticated users.
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 dataApply vendor patches when available; restrict network access to management interfaces and enforce least-privilege session policies until fixed.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2023-36252 — 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-2023-36252 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
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