Dm5500 FirmwareOperating system · Dell

CVE-2023-44305

CRITICAL · 9.8 CVSS v3.1 Published 2023-12-04
Fix available
A fix is available. Upgrade to after 5.14.0.0 or later.
See remediation →
100/100
Remediation priority · Urgent
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
Dell DM5500 5.14.0.0, contains a Stack-based Buffer Overflow Vulnerability in the appliance. An unauthenticated remote attacker may exploit this vulnerability to crash the affected process or execute arbitrary code on the system by sending specially crafted input data.

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

Stack-based buffer overflow vulnerability in Dell DM5500 version 5.14.0.0 allows unauthenticated remote attackers to send specially crafted input data and potentially execute arbitrary code or crash the affected process.

MitigationApply vendor-provided firmware patch for Dell DM5500 when released; until then, minimize network exposure and implement strict access controls on the appliance management interface.

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
Dm5500 FirmwareOperating system
Affected:<= 5.14.0.0

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
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 checks

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

  1. Identify Dell DM5500 device in your environment
    Locate the DM5500 appliance in your asset inventory or physically identify the hardware model
    Affected if You have a Dell DM5500 storage system or appliance in your environment
  2. Check the installed firmware version
    Access the DM5500 management interface or use the Dell firmware version check command to determine the exact firmware revision
    Affected if The firmware version is 5.14.0.0 or any version lower than 5.14.0.0
  3. Verify management interface network exposure
    Review your network segmentation and firewall rules to determine if the DM5500 management interface is accessible from untrusted networks or the internet
    Affected if The DM5500 management interface is reachable from network segments outside your trusted internal network
  4. Inspect for indicators of compromise
    Review system logs, network logs, and any available security alerts for evidence of anomalous input patterns or crashes related to the DM5500
    Affected if You find log entries indicating unusual input processing, process crashes, or unauthorized command execution attempts on the DM5500

You are affected if you have a Dell DM5500 appliance running firmware version 5.14.0.0 or lower with its management interface network-accessible to untrusted users.

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.

From vendor data
Upgrade available Upgrade to a release after 5.14.0.0
Interim mitigation

Apply vendor-provided firmware patch for Dell DM5500 when released; until then, minimize network exposure and implement strict access controls on the appliance management interface.

Fix this in Dm5500 Firmware 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

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $6,176.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2023-44305 — 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 sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2023-44305 in production — separate from our analysis above.

No notes yet

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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