CVE-2023-22504: Malicious File Upload
First published: Thu May 25 2023(Updated: )
Affected versions of Atlassian Confluence Server allow remote attackers who have read permissions to a page, but not write permissions, to upload attachments via a Broken Access Control vulnerability in the attachments feature. The affected versions are before version 7.19.9. This vulnerability was discovered by Rojan Rijal of the Tinder Security Engineering Team.
Credit: security@atlassian.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Atlassian Confluence Server and Data Server | >=7.20.0<8.2.2 | |
| Atlassian Confluence Server and Data Server | >=7.14.0<7.19.9 | |
| Atlassian Confluence Server and Data Server | <7.13.17 |
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Reference Links
Frequently Asked Questions
What is CVE-2023-22504?
CVE-2023-22504 is a vulnerability in Atlassian Confluence Server that allows remote attackers with read permissions to upload attachments via a Broken Access Control vulnerability.
What are the affected versions of Atlassian Confluence Server?
The affected versions are before version 7.19.9.
How severe is CVE-2023-22504?
CVE-2023-22504 has a severity value of 6.5, which is considered medium.
How can I fix CVE-2023-22504?
To fix CVE-2023-22504, you should upgrade your Atlassian Confluence Server to version 7.19.9 or later.
Where can I find more information about CVE-2023-22504?
You can find more information about CVE-2023-22504 at the following reference link: [https://jira.atlassian.com/browse/CONFSERVER-83218](https://jira.atlassian.com/browse/CONFSERVER-83218)
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