CVE-2023-40593

Severity CVSS v4.0:

Pending analysis

Type:

CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

Publication date:

30/08/2023

Last modified:

21/11/2024

Description

In Splunk Enterprise versions lower than 9.0.6 and 8.2.12, a malicious actor can send a malformed security assertion markup language (SAML) request to the `/saml/acs` REST endpoint which can cause a denial of service through a crash or hang of the Splunk daemon.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

6.30

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:splunk:splunk:::::enterprise:::*	8.2.0 (including)	8.2.12 (excluding)
cpe:2.3:a:splunk:splunk:::::enterprise:::*	9.0.0 (including)	9.0.6 (excluding)
cpe:2.3:a:splunk:splunk_cloud_platform::::::::		9.0.2305.100 (including)

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-40593

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools