Vulnerability Description
There is a command injection vulnerability using environment variables in Bitbucket Server and Data Center. An attacker with permission to control their username can exploit this issue to execute arbitrary code on the system. This vulnerability can be unauthenticated if the Bitbucket Server and Data Center instance has enabled “Allow public signup”.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Atlassian | Bitbucket | >= 7.0.0, < 7.6.19 |
Related Weaknesses (CWE)
References
- https://confluence.atlassian.com/x/Y4hXRgMitigationRelease NotesVendor Advisory
- https://jira.atlassian.com/browse/BSERV-13522Issue TrackingPatchVendor Advisory
- https://confluence.atlassian.com/x/Y4hXRgMitigationRelease NotesVendor Advisory
- https://jira.atlassian.com/browse/BSERV-13522Issue TrackingPatchVendor Advisory
FAQ
What is CVE-2022-43781?
CVE-2022-43781 is a vulnerability with a CVSS score of 9.8 (CRITICAL). There is a command injection vulnerability using environment variables in Bitbucket Server and Data Center. An attacker with permission to control their username can exploit this issue to execute arbi...
How severe is CVE-2022-43781?
CVE-2022-43781 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2022-43781?
Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Bitbucket.