CVE-2023-40593 (GCVE-0-2023-40593)

Vulnerability from cvelistv5 – Published: 2023-08-30 16:19 – Updated: 2025-02-28 11:03
VLAI?
Summary
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.
Severity ?
6.3 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
CWE
  • CWE-400 - The software does not properly control the allocation and maintenance of a limited resource thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
Assigner
References
Impacted products
Vendor Product Version
Splunk Splunk Enterprise Affected: 8.2 , < 8.2.12 (custom)
Affected: 9.0 , < 9.0.6 (custom)
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    Splunk Splunk Cloud Affected: - , < 9.0.2205 (custom)
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Credits
Aaron Devaney (Dodekeract)
Show details on NVD website
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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