CVE 4.9 MEDIUM

Denial of Service (DoS) through Multiple LDAP Bind Requests in Splunk Enterprise_CVE-2025-20370

4.9 / 10
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Description

In Splunk Enterprise versions below 10.0.1, 9.4.4, 9.3.6, and 9.2.8, and Splunk Cloud Platform versions below 9.3.2411.108, 9.3.2408.118 and 9.2.2406.123, a user who holds a role that contains the high-privilege capability `change_authentication`, could send multiple LDAP bind requests to a specific internal endpoint, resulting in high server CPU usage, which could potentially lead to a denial of service (DoS) until the Splunk Enterprise instance is restarted. See https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.0/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities and https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.0/use-ldap-as-an-authentication-scheme/configure-ldap-with-splunk-web#cfe47e31_007f_460d_8b3d_8505ffc3f0dd__Configure_LDAP_with_Splunk_Web for more information.

Basic Information

ID CVE-2025-20370
Source cisco
Published Oct 1, 2025 at 16:07

Affected Product

Vendor Splunk
Product Splunk Enterprise
Version 10.0
Affected Versions Splunk Splunk Enterprise 10.0
Splunk Splunk Enterprise 9.4
Splunk Splunk Enterprise 9.3
Splunk Splunk Enterprise 9.2
Splunk Splunk Enterprise Cloud 9.3.2411
Splunk Splunk Enterprise Cloud 9.3.2408
Splunk Splunk Enterprise Cloud 9.2.2406

References

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