XSS in Splunk
CVE-2023-40592
In Splunk Enterprise versions below 9.1.1, 9.0.6, and 8.2.12, an attacker can craft a special web request that can result in reflected cross-site scripting (XSS) on the “/app/search/table” web endpoint. Exploitation of this vulnerability can lead to the execution of arbitrary commands on the Splunk platform instance.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (45.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Splunk — versions 9.1.0
- Splunk Cloud
- Splunk Cloud Platform
- Splunk Enterprise — versions 8.2, 9.0, 9.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- advisory.splunk.com/advisories/SVD-2023-0801 (Vendor Advisory)
- research.splunk.com/application/182f9080-4137-4629-94ac-cb1083ac981a/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-40592?
- CVE-2023-40592 is a high-severity vulnerability in Splunk, classified under Cross-site Scripting. CVSS score: 8.4/10. Published 2023-08-30.
- How severe is CVE-2023-40592?
- High severity. CVSS v3 base score is 8.4 out of 10.
- Is CVE-2023-40592 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.