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  1. Confluence Data Center
  2. CONFSERVER-59734

Untrusted Search Path in Content - Edit Files / Companion - CVE-2020-4019

      The file editing functionality in the Atlassian Companion App before version 1.0.0 allows local attackers to have the app run a different executable in place of the app's cmd.exe via a untrusted search path vulnerability.

      Acknowledgements

      Credit for finding this vulnerability goes to Johannes Hatting (UFST).

            [CONFSERVER-59734] Untrusted Search Path in Content - Edit Files / Companion - CVE-2020-4019

            What is this? A major security bug and no advisory? Are we on the save side after upgrading to Confluence 6.13.10 due to CONFSERVER-59244? Is disabling Atlassian Companion using the dark feature resolving this issue too?

            Tobias Heinemann added a comment - What is this? A major security bug and no advisory? Are we on the save side after upgrading to Confluence 6.13.10 due to CONFSERVER-59244 ? Is disabling Atlassian Companion using the dark feature resolving this issue too?

            This is an independent assessment and you should evaluate its applicability to your own IT environment.
            CVSS v3 score: 8.4 => High severity

            Exploitability Metrics

            Attack Vector Network
            Attack Complexity Low
            Privileges Required High
            User Interaction Required

            Scope Metric

            Scope Changed

            Impact Metrics

            Confidentiality High
            Integrity High
            Availability High

            https://asecurityteam.bitbucket.io/cvss_v3/#CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

            Security Metrics Bot added a comment - This is an independent assessment and you should evaluate its applicability to your own IT environment. CVSS v3 score: 8.4 => High severity Exploitability Metrics Attack Vector Network Attack Complexity Low Privileges Required High User Interaction Required Scope Metric Scope Changed Impact Metrics Confidentiality High Integrity High Availability High https://asecurityteam.bitbucket.io/cvss_v3/#CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

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              security-metrics-bot Security Metrics Bot
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