CVE-2023-40594
HIGHCVSS 7.5/10EPSS 0.36%
Last modified
CVE-2023-40594 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Splunk | Splunk | >= 8.2.0, < 8.2.12 |
| Splunk | Splunk | >= 9.0.0, < 9.0.6 |
| Splunk | Splunk | 9.1.0 |
| Splunk | Splunk Cloud Platform | <= 9.0.2305.100 |
References
- https://advisory.splunk.com/advisories/SVD-2023-0803Vendor Advisory
- https://advisory.splunk.com/advisories/SVD-2023-0803Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-40594?
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.
How severe is CVE-2023-40594?
CVE-2023-40594 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2023-40594?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-40594?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST