CVE-2019-20402
JIRA vulnerability analysis and mitigation

Overview

A vulnerability was identified in Atlassian Jira Server and Data Center before version 8.6.0, tracked as CVE-2019-20402. The issue allowed System Administrator users to download support zip files without re-entering their password due to an improper authorization vulnerability. The vulnerability was discovered and reported in January 2020 (Atlassian Jira).

Technical details

The vulnerability stems from an improper authorization mechanism in the support files functionality of Jira Server and Data Center. The issue specifically affects the system's handling of support zip files, where the WebSudo (re-authentication) requirement was bypassed for System Administrator users (CVE Details).

Impact

The vulnerability could allow authenticated System Administrator users to access and download support zip files without the additional security measure of password re-entry, potentially exposing sensitive system information (Atlassian Jira).

Mitigation and workarounds

The vulnerability was addressed in Jira version 8.6.0 and backported to version 8.5.4. Users are advised to upgrade to either of these versions or later to resolve the security issue (Atlassian Jira).

Additional resources


SourceThis report was generated using AI

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