Description
Checkstyle before 8.18 loads external DTDs by default.
Remediation
References
https://github.com/checkstyle/checkstyle/pull/6476
https://github.com/checkstyle/checkstyle/issues/6478
https://github.com/checkstyle/checkstyle/issues/6474
https://checkstyle.org/releasenotes.html#Release_8.18
https://lists.debian.org/debian-lts-announce/2019/04/msg00029.html
https://lists.apache.org/thread.html/7eea10e7be4c21060cb1e79f6524c6e6559ba833b1465cd2870a56b9%40%3Cserver-dev.james.apache.org%3E
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AEYBAHYAV37WHMOXZYM2ZWF46FHON6YC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJPT54USMGWT3Y6XVXLDEHKRUY2EI4OE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2BMOPJ2XYE4LB2HM7OMSUBBIYEDUTLWE/
https://lists.apache.org/thread.html/a35a8ccb316d4c2340710f610cba8058e87d5376259b35ef3ed2bf89%40%3Cnotifications.accumulo.apache.org%3E
https://lists.apache.org/thread.html/fff26ee7b59360a0264fef4e8ed9454ef652db2c39f2892a9ea1c9cb%40%3Cnotifications.fluo.apache.org%3E
https://lists.apache.org/thread.html/6bf8bbbca826e883f09ba40bc0d319350e1d6d4cf4df7c9e399b2699%40%3Ccommits.fluo.apache.org%3E
https://lists.apache.org/thread.html/994221405e940e148adcfd9cb24ffc6700bed70c7820c55a22559d26%40%3Cnotifications.fluo.apache.org%3E
https://lists.apache.org/thread.html/rda99599896c3667f2cc9e9d34c7b6ef5d2bbed1f4801e1d75a2b0679%40%3Ccommits.nifi.apache.org%3E
Related Vulnerabilities
CVE-2021-39187 Vulnerability in npm package parse-server
CVE-2018-1000118 Vulnerability in maven package org.webjars.npm:electron
CVE-2023-36542 Vulnerability in maven package org.apache.nifi:nifi-dbcp-service
CVE-2020-2206 Vulnerability in maven package org.jenkins-ci.plugins:vncrecorder
CVE-2022-31070 Vulnerability in npm package @finastra/nestjs-proxy