Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Atlassian | Data Center | < 8.18.1 |
| Atlassian | Jira | < 8.18.1 |
Related Weaknesses (CWE)
References
- https://jira.atlassian.com/browse/JRASERVER-72660Issue TrackingVendor Advisory
- https://jira.atlassian.com/browse/JRASERVER-72660Issue TrackingVendor Advisory
FAQ
What is CVE-2017-18113?
CVE-2017-18113 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 exe...
How severe is CVE-2017-18113?
CVE-2017-18113 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-18113?
Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Data Center, Atlassian Jira.