In Splunk Enterprise and Universal Forwarder versions in the following table, indexing a specially crafted ZIP file using the file monitoring input can result in a crash of the application. Attempts to restart the application would result in a crash and would require manually removing the malformed file.
Weakness
The product does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Splunk | Splunk | 8.1.0 (including) | 8.1.11 (excluding) |
| Splunk | Splunk | 8.2.0 (including) | 8.2.7.1 (excluding) |
| Universal_forwarder | Splunk | 8.1.0 (including) | 8.1.11 (excluding) |
| Universal_forwarder | Splunk | 8.2.0 (including) | 8.2.7.1 (excluding) |
References
- https://research.splunk.com/application/b237d393-2f57-4531-aad7-ad3c17c8b041
- https://www.splunk.com/en_us/product-security/announcements/svd-2022-0803.html
- https://research.splunk.com/application/b237d393-2f57-4531-aad7-ad3c17c8b041
- https://www.splunk.com/en_us/product-security/announcements/svd-2022-0803.html