CVE-2023-40593

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://advisory.splunk.com/advisories/SVD-2023-0802	Vendor Advisory
https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::

History

03 Nov 2023, 02:13

Type	Values Removed	Values Added
References	~~(MISC) https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/ -~~	(MISC) https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/ - Vendor Advisory

18 Oct 2023, 21:15

Type	Values Removed	Values Added
References		(MISC) https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/ -

01 Sep 2023, 13:53

Type	Values Removed	Values Added
CPE		cpe:2.3:a:splunk:splunk_cloud_platform:::::::: cpe:2.3:a:splunk:splunk:::::enterprise:::*
First Time		Splunk Splunk splunk Splunk splunk Cloud Platform
References	~~(MISC) https://advisory.splunk.com/advisories/SVD-2023-0802 -~~	(MISC) https://advisory.splunk.com/advisories/SVD-2023-0802 - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5
CWE		NVD-CWE-noinfo

30 Aug 2023, 17:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-08-30 17:15

Updated : 2024-04-10 01:15

NVD link : CVE-2023-40593

Mitre link : CVE-2023-40593

CVE.ORG link : CVE-2023-40593

JSON object : View

Products Affected

splunk

splunk
splunk_cloud_platform

CWE

NVD-CWE-noinfo CWE-400

Uncontrolled Resource Consumption

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