CVE-2023-40593 — Uncontrolled Resource Consumption in Cloud

CWE-400 — Uncontrolled Resource Consumption3 documents3 sources
Severity
7.5HIGHNVD
CNA6.3
EPSS
0.1%
top 68.16%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Splunk CloudSplunk EnterpriseSplunk+1 more
Timeline
PublishedAug 30

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5splunk/splunk_enterprise8.2 — 8.2.12+1
▶NVDsplunk/splunk8.2.0 — 8.2.12+1
▶CVEListV5splunk/splunk_cloud- — 9.0.2205

🔴Vulnerability Details

2
CVEList
Denial of Service (DoS) in Splunk Enterprise Using a Malformed SAML Request↗2023-08-30
▶
GHSA
GHSA-qpqv-mwrg-mw8j: In Splunk Enterprise versions lower than 9↗2023-08-30
▶
CVE-2023-40593 — Uncontrolled Resource Consumption | cvebase