CVE-2023-40593
Last modified
CVE-2023-40593 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.49% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Splunk | Splunk | >= 8.2.0, < 8.2.12 |
| Splunk | Splunk | >= 9.0.0, < 9.0.6 |
| Splunk | Splunk Cloud Platform | <= 9.0.2305.100 |
References
- https://advisory.splunk.com/advisories/SVD-2023-0802Vendor Advisory
- https://advisory.splunk.com/advisories/SVD-2023-0802Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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