vulnerability
Splunk: CVE-2025-20370: Denial of Service (DoS) through Multiple LDAP Bind Requests in Splunk Enterprise
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:L/Au:M/C:N/I:N/A:C) | Oct 1, 2025 | Oct 6, 2025 | Oct 31, 2025 |
Severity
6
CVSS
(AV:N/AC:L/Au:M/C:N/I:N/A:C)
Published
Oct 1, 2025
Added
Oct 6, 2025
Modified
Oct 31, 2025
Description
In Splunk Enterprise versions below 10.0.1, 9.4.4, 9.3.6, and 9.2.8, a user who holds a role that contains the high-privilege capabilitychange_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.SeeDefine roles on the Splunk platform with capabilitiesandConfiguring LDAPfor more information.
Solution
splunk-upgrade-latest
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