SplunkApplication

CVE-2024-36994

MEDIUM · 5.4 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 →
58/100
Remediation priority · Elevated
Remotely reachable

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 and Splunk Cloud Platform versions below 9.1.2312.200 and 9.1.2308.207, a low-privileged user that does not hold the admin or power Splunk roles could craft a malicious payload through a View and Splunk Web Bulletin Messages that could result in execution of unauthorized JavaScript code in the browser of a user.

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 stored cross-site scripting (XSS) vulnerability in Splunk Enterprise and Cloud Platform allows low-privileged users (non-admin/non-power roles) to inject malicious JavaScript payloads through View and Splunk Web Bulletin Messages. When other users view these messages, the embedded JavaScript executes in their browsers, potentially enabling session hijacking, credential theft, or actions on behalf of authenticated users.

MitigationUpgrade Splunk Enterprise to versions 9.2.2, 9.1.5, or 9.0.10 or later, and Splunk Cloud Platform to versions 9.1.2312.200 or 9.1.2308.207 or later. As a temporary mitigation, restrict or disable the Bulletin Messages feature and audit existing views and messages for malicious content.

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
Splunk Cloud PlatformApplication
Affected:>= 9.1.2308, <= 9.1.2308.207>= 9.1.2312, < 9.1.2312.200

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
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

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 Splunk Enterprise version
    Navigate to Settings > About > Version in Splunk Web, or read the $SPLUNK_HOME/etc/splunk.version file on the server
    Affected if Version is 9.0.0 through 9.0.9, 9.1.0 through 9.1.4, or 9.2.0 through 9.2.1 (9.2.2 is fixed)
  2. Check Splunk Cloud Platform version
    Locate the version information in the Splunk Cloud administration console or cloud instance metadata
    Affected if Version is 9.1.2308.0 through 9.1.2308.207, or 9.1.2312.0 through 9.1.2312.199 (fixed versions are 9.1.2312.200 and 9.1.2308.207)
  3. Verify if Bulletin Messages feature is accessible
    Check if low-privileged users can access Splunk Web Bulletin Messages or create/edit Views by reviewing user role capabilities in Settings > Users and Roles
    Affected if Users with non-admin/non-power roles have permissions to create or modify Bulletin Messages or custom Views
  4. Inspect existing Views and Bulletin Messages for suspicious content
    Review saved Views in the Views management interface and check for any Bulletin Messages via the messaging subsystem for injected script tags, javascript: URIs, or event handlers
    Affected if Any View or Bulletin Message contains unescaped HTML or JavaScript code such as <script>, javascript:, or onload/onerror event handlers

A user is affected if their Splunk version is within the vulnerable ranges AND low-privileged users can access the Bulletin Messages or Views feature, or if malicious script content already exists in Views or Messages.

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 / 9.1.2312.200 or later
Fixed in 9.0.109.1.59.1.2312.200
Interim mitigation

Upgrade Splunk Enterprise to versions 9.2.2, 9.1.5, or 9.0.10 or later, and Splunk Cloud Platform to versions 9.1.2312.200 or 9.1.2308.207 or later. As a temporary mitigation, restrict or disable the Bulletin Messages feature and audit existing views and messages for malicious content.

Recommended fix High confidence

Splunk Enterprise: 9.0.10+, 9.1.5+, or 9.2.2+ | Splunk Cloud Platform: 9.1.2312.200+ or 9.1.2308.207+

  1. Identify currently running Splunk Enterprise version using $SPLUNK_HOME/bin/splunk version
  2. For Splunk Enterprise 9.0.x: Upgrade to version 9.0.10 or later
  3. For Splunk Enterprise 9.1.x: Upgrade to version 9.1.5 or later
  4. For Splunk Enterprise 9.2.x: Upgrade to version 9.2.2 or later
  5. For Splunk Cloud Platform 9.1.2308.x: Upgrade to version 9.1.2308.207 or later
  6. For Splunk Cloud Platform 9.1.2312.x: Upgrade to version 9.1.2312.200 or later
  7. After upgrade, verify the Splunk Web service is running and users can authenticate normally
  8. Review Splunk Web Bulletin Messages and custom Views for any unauthorized content that may have been injected
Caveat Standard Splunk upgrade considerations apply - review Splunk documentation for migration notes between major versions, test in non-production environment 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
  • Testing4.0 h
  • Review / QA2.0 h
12.0 hours of engineering $2,080
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2024-36994 — 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-2024-36994 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