Vulnerability Description
The Atlassian Questions For Confluence app for Confluence Server and Data Center creates a Confluence user account in the confluence-users group with the username disabledsystemuser and a hardcoded password. A remote, unauthenticated attacker with knowledge of the hardcoded password could exploit this to log into Confluence and access all content accessible to users in the confluence-users group. This user account is created when installing versions 2.7.34, 2.7.35, and 3.0.2 of the app.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Atlassian | Questions For Confluence | 2.7.34 |
| Atlassian | Confluence Data Center | - |
| Atlassian | Confluence Server | - |
Related Weaknesses (CWE)
References
- https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-114Vendor Advisory
- https://jira.atlassian.com/browse/CONFSERVER-79483Issue TrackingPatchVendor Advisory
- https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-114Vendor Advisory
- https://jira.atlassian.com/browse/CONFSERVER-79483Issue TrackingPatchVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-US Government Resource
FAQ
What is CVE-2022-26138?
CVE-2022-26138 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The Atlassian Questions For Confluence app for Confluence Server and Data Center creates a Confluence user account in the confluence-users group with the username disabledsystemuser and a hardcoded pa...
How severe is CVE-2022-26138?
CVE-2022-26138 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-2022-26138?
Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Questions For Confluence, Atlassian Confluence Data Center, Atlassian Confluence Server.