Nagios XiApplication · Nagios

CVE-2024-24401

CRITICAL · 9.8 CVSS v3.1 Published 2024-02-26
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
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
SQL Injection vulnerability in Nagios XI 2024R1.01 allows a remote attacker to execute arbitrary code via a crafted payload to the monitoringwizard.php component.

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

SQL Injection vulnerability in Nagios XI 2024R1.01 monitoringwizard.php component allows remote unauthenticated attackers to execute arbitrary code via crafted SQL payloads due to improper input sanitization.

MitigationApply vendor patch for Nagios XI 2024R1.01 or update to a patched version; alternatively, refactor monitoringwizard.php to use parameterized queries/prepared statements and implement strict input validation on all user-supplied parameters.

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
Nagios XiApplication
Affected:= 2024

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. Check Nagios XI version
    Log in to the Nagios XI web interface and navigate to the 'About' page or check the footer for the version. Alternatively, inspect installation files for a version marker.
    Affected if The installed version is 2024R1.01 (or the 2024 version line).
  2. Verify monitoringwizard.php exists
    Locate the monitoringwizard.php file in the web directory of the Nagios XI installation.
    Affected if The file monitoringwizard.php is present in the web-accessible directory.
  3. Confirm monitoringwizard.php is accessible
    Attempt to access monitoringwizard.php via HTTP/HTTPS without authentication.
    Affected if The file is accessible without requiring authentication.
  4. Inspect source code for SQL injection flaws
    If source code is available, open monitoringwizard.php and search for SQL queries that use user-supplied input (e.g., $_GET, $_POST) without parameterized queries or sanitization.
    Affected if The code directly uses user input in SQL queries without prepared statements or input validation.

The environment is affected if Nagios XI version 2024R1.01 is in use and the monitoringwizard.php component is accessible with vulnerable SQL query handling.

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
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor patch for Nagios XI 2024R1.01 or update to a patched version; alternatively, refactor monitoringwizard.php to use parameterized queries/prepared statements and implement strict input validation on all user-supplied parameters.

Recommended fix Moderate confidence

Nagios XI 2024R1.02 or later (latest 2024 release)

  1. 1. Back up your current Nagios XI installation and database before proceeding with any updates
  2. 2. Check Nagios XI admin panel for available updates under 'Admin' > 'System Extensions' > 'Software Updates'
  3. 3. If automatic updates are not available, download the latest Nagios XI 2024 version from the official Nagios website at www.nagios.com
  4. 4. Apply the update following Nagios XI's official upgrade documentation
  5. 5. After updating, verify the monitoringwizard.php component is no longer vulnerable by checking that the SQL injection patch is applied
  6. 6. Restart Nagios services to ensure all components load the updated code
Caveat Standard upgrade risks apply - always backup before updating; review Nagios release notes for any configuration changes in minor version updates

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

Fix this in Nagios Xi Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing4.0 h
  • Review / QA3.0 h
19.0 hours of engineering $3,380
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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-2024-24401 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
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  • Version or environment caveats, and links to real fixes
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