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Vulnerability DatabaseCVE-2020-2144
CVE-2020-2144:
Java vulnerability analysis and mitigation
Overview
Jenkins Rundeck Plugin 3.6.6 and earlier contains an XML External Entity (XXE) vulnerability (CVE-2020-2144) discovered in March 2020. The vulnerability exists because the plugin does not configure its XML parser to prevent XXE attacks (Jenkins Advisory, OSS Security).
Technical details
The vulnerability allows a user with Overall/Read access to have Jenkins parse a crafted HTTP request containing XML data that uses external entities. The severity is rated as High according to CVSS scoring (Jenkins Advisory).
Impact
If exploited, this vulnerability could enable extraction of secrets from the Jenkins controller or enable server-side request forgery attacks (Jenkins Advisory).
Mitigation and workarounds
The vulnerability was fixed in Rundeck Plugin version 3.6.7 by disabling external entity resolution for its XML parser. Users should upgrade to this version or later to mitigate the vulnerability (Jenkins Advisory).
Community reactions
The vulnerability was discovered and reported by Cheng Gao from Alibaba Cloud Intelligence Security Team (Jenkins Advisory).
Additional resources
Source: This report was generated using AI
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