Vulnerability Description
The DNS query log in Pi-hole before 5.2.2 is vulnerable to stored XSS. An attacker with the ability to directly or indirectly query DNS with a malicious hostname can cause arbitrary JavaScript to execute when the Pi-hole administrator visits the Query Log or Long-term data Query Log page.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pi-Hole | Pi-Hole | < 5.2.2 |
Related Weaknesses (CWE)
References
- https://blog.mirch.io/2020/12/24/pihole-xss/Third Party Advisory
- https://discourse.pi-hole.net/t/pi-hole-core-web-v5-2-2-and-ftl-v5-3-3-released/Release NotesVendor Advisory
- https://github.com/pi-hole/AdminLTE/pull/1665PatchThird Party Advisory
- https://blog.mirch.io/2020/12/24/pihole-xss/Third Party Advisory
- https://discourse.pi-hole.net/t/pi-hole-core-web-v5-2-2-and-ftl-v5-3-3-released/Release NotesVendor Advisory
- https://github.com/pi-hole/AdminLTE/pull/1665PatchThird Party Advisory
FAQ
What is CVE-2020-35659?
CVE-2020-35659 is a vulnerability with a CVSS score of 6.1 (MEDIUM). The DNS query log in Pi-hole before 5.2.2 is vulnerable to stored XSS. An attacker with the ability to directly or indirectly query DNS with a malicious hostname can cause arbitrary JavaScript to exec...
How severe is CVE-2020-35659?
CVE-2020-35659 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-2020-35659?
Check the references section above for vendor advisories and patch information. Affected products include: Pi-Hole Pi-Hole.