CVE-2020-12620

HIGH

Pi-hole < 5.0 - OS Command Injection via dns-servers.conf

Title source: llm

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).

References (3)

Core 3

Core References

Third Party Advisory x_refsource_misc

https://github.com/pi-hole/pi-hole

View Writeup ZIP pw:eip

Vendor Advisory x_refsource_misc

https://pi-hole.net/

Exploit, Third Party Advisory x_refsource_misc

https://0xpanic.github.io/2020/07/21/Pihole.html

Scores

CVSS v3 7.8

EPSS 0.0150

EPSS Percentile 71.1%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-78

Status published

Products (1)

pi-hole/pi-hole < 5.0

Published Jul 30, 2020

Tracked Since Feb 18, 2026