CVE-2022-42124: Inefficient Regular Expression Complexity in Liferay Portal

November 15, 2022 (updated November 21, 2022)

ReDoS vulnerability in LayoutPageTemplateEntryUpgradeProcess in Liferay Portal 7.3.2 through 7.4.3.4 and Liferay DXP 7.2 fix pack 9 through fix pack 18, 7.3 before update 4, and DXP 7.4 GA allows remote attackers to consume an excessive amount of server resources via a crafted payload injected into the ’name’ field of a layout prototype.

References

github.com/advisories/GHSA-vjj4-qwcm-552h
issues.liferay.com/browse/LPE-17435
issues.liferay.com/browse/LPE-17535
nvd.nist.gov/vuln/detail/CVE-2022-42124
portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-42124

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