Splunk Enterprise/Cloud Platform/Secure Gateway Push Notification information disclosure

Summaryinfo

A vulnerability was found in Splunk Enterprise, Cloud Platform and Secure Gateway. It has been declared as problematic. This issue affects some unknown processing of the component Push Notification Handler. Executing a manipulation can lead to information disclosure. This vulnerability appears as CVE-2025-20383. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Splunk Enterprise, Cloud Platform and Secure Gateway (version now known) and classified as problematic. This vulnerability affects some unknown processing of the component Push Notification Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

In Splunk Enterprise versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, and below 3.9.10, 3.8.58, and 3.7.28 of Splunk Secure Gateway app in Splunk Cloud Platform, a low-privileged user that does not hold the "admin" or "power" Splunk roles and subscribes to mobile push notifications could receive notifications that disclose the title and description of the report or alert even if they do not have access to view the report or alert.

The advisory is shared for download at advisory.splunk.com. This vulnerability was named CVE-2025-20383 since 10/10/2024. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 277114 (Splunk Enterprise 9.2 < 9.2.10, 9.3 < 9.3.8, 9.4 < 9.4.6, 10.0 < 10.0.2 (SVD-2025-1202)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (277114). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Log Management Software

Vendor

• Splunk

Name

• Cloud Platform
• Enterprise
• Secure Gateway

License

• commercial

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Once again VulDB remains the best source for vulnerability data.

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