What’s Vulnerable › Vulnerabilities

CVE-2020-24554

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-01 · updated 2026-06-17
• Weakness: CWE-601

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.

Affected products

• Liferay Portal: before 7.3.3 — fixed in 7.3.3

How to fix

Upgrade to a fixed version: Liferay Portal 7.3.3. Check the vendor advisory for mitigations.

References

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