CVE-2023-40593
Splunk Enterprise SAML Endpoint Denial of Service Vulnerability
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.
INFO
Published Date :
Aug. 30, 2023, 5:15 p.m.
Last Modified :
April 10, 2024, 1:15 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-40593.
| URL | Resource |
|---|---|
| https://advisory.splunk.com/advisories/SVD-2023-0802 | Vendor Advisory |
| https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/ | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-40593 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-40593 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Apr. 10, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added CWE Splunk Inc. CWE-400 -
Modified Analysis by [email protected]
Nov. 03, 2023
Action Type Old Value New Value Changed Reference Type https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/ No Types Assigned https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/ Vendor Advisory -
CVE Modified by [email protected]
Oct. 18, 2023
Action Type Old Value New Value Added Reference https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/ [No Types Assigned] -
Initial Analysis by [email protected]
Sep. 01, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://advisory.splunk.com/advisories/SVD-2023-0802 No Types Assigned https://advisory.splunk.com/advisories/SVD-2023-0802 Vendor Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:* versions from (including) 8.2.0 up to (excluding) 8.2.12 *cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:* versions from (including) 9.0.0 up to (excluding) 9.0.6 *cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:* versions up to (including) 9.0.2305.100
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-40593 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-40593
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.09 }} 0.01%
score
0.38367
percentile