CVE-2020-12620

HIGH

7.8

CVSS Score

Published: July 30, 2020 at 01:03 PM UTC

Updated: June 17, 2026 at 02:52 AM UTC

1 product affected across 1 vendorPi Hole

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

HIGH7.8

Exploit prediction

EPSS 2%

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).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Pi Hole · Pi Hole

95%

v < 5.0

Affected range stops below 5.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://pi-hole.net/

References (3)

x_refsource_MISCExploitThird Party Advisory

Source: [email protected]

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

x_refsource_MISCThird Party Advisory

Source: [email protected]

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

x_refsource_MISCVendor Advisory

Source: [email protected]

https://pi-hole.net/

CVSS

7.8HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-78

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card