CVE-2020-12620
HIGHCVSS 7.8/10EPSS 1.50%
Last modified
CVE-2020-12620 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Pi-hole 4.4 allows a user able to write to /etc/pihole/dns-servers.conf to escalate privileges through command injection (shell metacharacters after an IP address).. EPSS estimates a 1.50% chance of exploitation in the next 30 days.
Description
Pi-hole 4.4 allows a user able to write to /etc/pihole/dns-servers.conf to escalate privileges through command injection (shell metacharacters after an IP address).
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Pi-Hole | Pi-Hole | < 5.0 |
References
- https://0xpanic.github.io/2020/07/21/Pihole.htmlExploit, Third Party Advisory
- https://github.com/pi-hole/pi-holeThird Party Advisory
- https://pi-hole.net/Vendor Advisory
- https://0xpanic.github.io/2020/07/21/Pihole.htmlExploit, Third Party Advisory
- https://github.com/pi-hole/pi-holeThird Party Advisory
- https://pi-hole.net/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-12620?
Pi-hole 4.4 allows a user able to write to /etc/pihole/dns-servers.conf to escalate privileges through command injection (shell metacharacters after an IP address).
How severe is CVE-2020-12620?
CVE-2020-12620 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.50% probability of exploitation in the next 30 days.
How do I fix CVE-2020-12620?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-12620?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST