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CVE-2025-20389

Improper Input Validation in "label" column field in Splunk Secure Gateway App

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 10.0.2, 9.4.6, 9.3.8, 9.2.10, 10.1.2507.6, and 5 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

In Splunk Enterprise versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, and versions below 3.9.10, 3.8.58 and 3.7.28 of the Splunk Secure Gateway app on Splunk Cloud Platform, a low-privileged user that does not hold the "admin" or "power" Splunk roles could craft a malicious payload through the `label` column field after adding a new device in the Splunk Secure Gateway app. This could potentially lead to a client-side denial of service (DoS).

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • Splunk Splunk Enterprise

    From 10.0 · fixed in 10.0.2; From 9.4 · fixed in 9.4.6; From 9.3 · fixed in 9.3.8; From 9.2 · fixed in 9.2.10

  • Splunk Splunk Cloud Platform

    From 10.1.2507 · fixed in 10.1.2507.6; From 10.0.2503 · fixed in 10.0.2503.8; From 9.3.2411 · fixed in 9.3.2411.120

  • Splunk Splunk Secure Gateway

    From 3.9 · fixed in 3.9.10; From 3.8 · fixed in 3.8.58; From 3.7 · fixed in 3.7.28

References 1

advisory.splunk.com