CVE-2017-18014: XSS
First published: Fri Jan 12 2018(Updated: )
An NC-25986 issue was discovered in the Logging subsystem of Sophos XG Firewall with SFOS before 17.0.3 MR3. An unauthenticated user can trigger a persistent XSS vulnerability found in the WAF log page (Control Center -> Log Viewer -> in the filter option "Web Server Protection") in the webadmin interface, and execute any action available to the webadmin of the firewall (e.g., creating a new user, enabling SSH, or adding an SSH authorized key). The WAF log page will execute the "User-Agent" parameter in the HTTP POST request.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Sophos SFOS | <=17.0 | |
| Sophos XG Firewall | ||
| Sophos SFOS | =17.0-mr1 | |
| Sophos SFOS | =17.0-mr2 | |
| Sophos SFOS | =17.0-mr3 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID is CVE-2017-18014.
What is the severity of CVE-2017-18014?
The severity of CVE-2017-18014 is medium.
Which software is affected by CVE-2017-18014?
The affected software is Sophos XG Firewall with SFOS before 17.0.3 MR3.
How can an unauthenticated user exploit CVE-2017-18014?
An unauthenticated user can trigger a persistent XSS vulnerability found in the WAF log page (Control Center -> Log Viewer -> in the filter option "Web Server Protection") in the webadmin interface.
Are there any patches or updates available for CVE-2017-18014?
Yes, the updated version SFOS 17.0.3 MR3 addresses the vulnerability.
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