SplunkApplication

CVE-2024-36985

HIGH · 8.8 CVSS v3.1 Published 2024-07-01
Fix available
A fix is available. Upgrade to 9.0.10 / 9.1.5 or later.
See remediation →
94/100
Remediation priority · Urgent
Remotely reachable 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
In Splunk Enterprise versions below 9.2.2, 9.1.5, and 9.0.10, a low-privileged user that does not hold the admin or power Splunk roles could cause a Remote Code Execution through an external lookup that references the “splunk_archiver“ application.

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 confidence

A remote code execution vulnerability exists in Splunk Enterprise where low-privileged users (non-admin, non-power roles) can achieve RCE through external lookups that reference the 'splunk_archiver' application. The vulnerability stems from improper input validation or privilege escalation in the lookup functionality, allowing authenticated users to execute arbitrary code via crafted lookup configurations.

MitigationUpgrade Splunk Enterprise to version 9.2.2, 9.1.5, or 9.0.10 or later to patch this vulnerability. Additionally, restrict external lookup functionality and review user permissions until the upgrade can be completed.

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
SplunkApplication
Affected:>= 9.0.0, < 9.0.10>= 9.1.0, < 9.1.5>= 9.2.0, < 9.2.2

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
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 checks

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

  1. Check installed Splunk Enterprise version
    Run 'splunk version' from the Splunk bin directory or access About > Version in the Splunk web interface
    Affected if The version falls within >=9.0.0 and <9.0.10, >=9.1.0 and <9.1.5, or >=9.2.0 and <9.2.2
  2. Verify external lookup functionality is accessible
    Navigate to Settings > Lookups > Lookup table files or check $SPLUNK_HOME/etc/system/lookups/ and $SPLUNK_HOME/etc/apps/ for .csv or .kmz lookup files accessible to non-admin users
    Affected if External lookups are enabled and accessible to low-privileged users (non-admin, non-power roles)
  3. Inspect splunk_archiver application lookups
    Check the splunk_archiver app directory (typically in $SPLUNK_HOME/etc/apps/splunk_archiver/) for lookup definitions in default/lookups/ or local/ and review any .conf files referencing external lookups
    Affected if The splunk_archiver app is installed and contains external lookup configurations that can be triggered by low-privileged users
  4. Review user role permissions for lookup access
    Access Settings > Users and authentication > Roles or inspect authorization.conf to verify which roles have 'lookup' capabilities enabled, particularly for non-admin/non-power users
    Affected if Low-privileged users (with roles other than admin or power) have lookup file write or edit capabilities
  5. Audit recent lookup configuration changes
    Search Splunk internal logs (index=_internal) for events involving 'lookup' and 'splunk_archiver' or check conf files in etc/apps/splunk_archiver/local/ for unexpected external command definitions
    Affected if Recent modifications to lookup configurations reference external commands or scripts callable by standard users

Your environment is affected if you run a vulnerable Splunk Enterprise version AND external lookups referencing the splunk_archiver app are accessible to non-admin, non-power users who can modify lookup configurations.

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 9.0.10 / 9.1.5 / 9.2.2 or later
Fixed in 9.0.109.1.59.2.2
Interim mitigation

Upgrade Splunk Enterprise to version 9.2.2, 9.1.5, or 9.0.10 or later to patch this vulnerability. Additionally, restrict external lookup functionality and review user permissions until the upgrade can be completed.

Recommended fix High confidence

Upgrade to Splunk Enterprise 9.0.10, 9.1.5, or 9.2.2 (or latest available in your release line)

  1. Identify the current Splunk Enterprise version by checking $SPLUNK_HOME/etc/splunk.version or via the Splunk web interface (Settings > About > Version)
  2. Review Splunk upgrade documentation and ensure compatibility with existing apps/add-ons
  3. Create a full backup of the Splunk environment including $SPLUNK_HOME directory and configuration files
  4. Test the upgrade in a non-production environment first
  5. Upgrade Splunk Enterprise to version 9.0.10 or later (for 9.0.x installs), 9.1.5 or later (for 9.1.x installs), or 9.2.2 or later (for 9.2.x installs)
  6. Verify the upgrade was successful by checking the Splunk web interface and confirming all apps are functioning
  7. Validate that the low-privileged user can no longer achieve RCE through external lookups referencing splunk_archiver
Caveat Splunk upgrades may require app compatibility testing; review Splunk's upgrade checklist and ensure custom apps/scripts are compatible with target version before production deployment

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

Fix this in Splunk Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing3.0 h
  • Review / QA1.0 h
10.0 hours of engineering $1,750
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Scan for this in your stack

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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-2024-36985 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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