Arbitrary file upload in Splunk
CVE-2023-22937
In Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, the lookup table upload feature let a user upload lookup tables with unnecessary filename extensions. Lookup table file extensions may now be one of the following only: .csv, .csv.gz, .kmz, .kml, .mmdb, or .mmdb.gzl.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (33.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Splunk
- Splunk Cloud Platform
- Splunk Cloud Platform
- Splunk Enterprise — versions 8.1, 8.2, 9.0
Weakness classification (CWE)
References
- advisory.splunk.com/advisories/SVD-2023-0207 (Mitigation, Vendor Advisory)
- research.splunk.com/application/b7d1293f-e78f-415e-b5f6-443df3480082/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-22937?
- CVE-2023-22937 is a medium-severity vulnerability in Splunk, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2023-02-14.
- How severe is CVE-2023-22937?
- Medium severity. CVSS v3 base score is 4.3 out of 10.