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.

Score

CVSS 3.1 7.5 High

Status

Modified - prodsec@splunk.com

Published

2023-08-30

Last modified

2025-02-28

Weaknesses

CWE-400

Affected products

• Splunk (Splunk)
• Splunk Cloud (Splunk)
• Splunk Cloud Platform (Splunk)
• Splunk Enterprise (Splunk)

References

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