// For flags

CVE-2023-40594

Denial of Service (DoS) via the ‘printf’ Search Function

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

In Splunk Enterprise versions lower than 8.2.12, 9.0.6, and 9.1.1, an attacker can use the `printf` SPL function to perform a denial of service (DoS) against the Splunk Enterprise instance.

*Credits: Danylo Dmytriiev (DDV_UA)
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-08-16 CVE Reserved
  • 2023-08-30 CVE Published
  • 2024-10-01 EPSS Updated
  • 2024-10-30 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Splunk
Search vendor "Splunk"
Splunk
Search vendor "Splunk" for product "Splunk"
>= 8.2.0 < 8.2.12
Search vendor "Splunk" for product "Splunk" and version " >= 8.2.0 < 8.2.12"
enterprise
Affected
Splunk
Search vendor "Splunk"
Splunk
Search vendor "Splunk" for product "Splunk"
>= 9.0.0 < 9.0.6
Search vendor "Splunk" for product "Splunk" and version " >= 9.0.0 < 9.0.6"
enterprise
Affected
Splunk
Search vendor "Splunk"
Splunk
Search vendor "Splunk" for product "Splunk"
9.1.0
Search vendor "Splunk" for product "Splunk" and version "9.1.0"
enterprise
Affected
Splunk
Search vendor "Splunk"
Splunk Cloud Platform
Search vendor "Splunk" for product "Splunk Cloud Platform"
<= 9.0.2305.100
Search vendor "Splunk" for product "Splunk Cloud Platform" and version " <= 9.0.2305.100"
-
Affected