2017-18113 | Atlassian JIRA Server/Data Center DefaultOSWorkflowConfigurator code injection
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A vulnerability was found in Atlassian JIRA Server and Data Center up to 8.18.0 (Bug Tracking Software). It has been classified as critical. Affected is the function
DefaultOSWorkflowConfigurator. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-94. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
The DefaultOSWorkflowConfigurator class in Jira Server and Jira Data Center before version 8.18.1 allows remote attackers who can trick a system administrator to import their malicious workflow to execute arbitrary code via a Remote Code Execution (RCE) vulnerability. The vulnerability allowed for various problematic OSWorkflow classes to be used as part of workflows. The fix for this issue blocks usage of unsafe conditions, validators, functions and registers that are build-in into OSWorkflow library and other Jira dependencies. Atlassian-made functions or functions provided by 3rd party plugins are not affected by this fix.
The weakness was shared 08/02/2021. The advisory is shared for download at jira.atlassian.com. This vulnerability is traded as CVE-2017-18113 since 02/01/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn’t require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.
Upgrading to version 8.18.1 eliminates this vulnerability.
VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0
Status: Not defined
0-Day Time: 🔒
Upgrade: JIRA Server/Data Center 8.18.1
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