CVE-2023-40594 json
Denial of Service (DoS) via the ‘printf’ Search Function
published 2023-08-30 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45152
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 34%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- Splunk Splunk Enterprise 8.2.12, 9.0.6, 9.1.1
- Splunk Splunk Cloud 9.0.2303.100
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Splunk Splunk Enterprise
- Splunk Splunk Cloud
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
advisory.splunk.com
/advisories/SVD-2023-0803
vendor-advisory
-
research.splunk.com
/application/78b48d08-075c-4eac-bd07-e364c3780867/
vendor-advisory
Sources
- CVE List CVE-2023-40594
- NVD CVE-2023-40594
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