Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Sophos | Sfos | <= 17.0 |
| Sophos | Xg Firewall | - |
Related Weaknesses (CWE)
References
- http://seclists.org/fulldisclosure/2018/Jan/24Mailing ListThird Party Advisory
- https://blogs.securiteam.com/index.php/archives/3612ExploitThird Party Advisory
- https://community.sophos.com/kb/en-us/128024Vendor Advisory
- https://community.sophos.com/products/xg-firewall/b/xg-blog/posts/sfos-17-0-3-mrVendor Advisory
- http://seclists.org/fulldisclosure/2018/Jan/24Mailing ListThird Party Advisory
- https://blogs.securiteam.com/index.php/archives/3612ExploitThird Party Advisory
- https://community.sophos.com/kb/en-us/128024Vendor Advisory
- https://community.sophos.com/products/xg-firewall/b/xg-blog/posts/sfos-17-0-3-mrVendor Advisory
FAQ
What is CVE-2017-18014?
CVE-2017-18014 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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 pag...
How severe is CVE-2017-18014?
CVE-2017-18014 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-18014?
Check the references section above for vendor advisories and patch information. Affected products include: Sophos Sfos, Sophos Xg Firewall.