What’s Vulnerable › Vulnerabilities

CVE-2020-14162

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-07-30 · updated 2026-06-17
• Weakness: CWE-78

Description

An issue was discovered in Pi-Hole through 5.0. The local www-data user has sudo privileges to execute the pihole core script as root without a password, which could allow an attacker to obtain root access via shell metacharacters to this script's setdns command.

Affected products

• pi-hole: before 5.1 — fixed in 5.1

How to fix

Upgrade to a fixed version: pi-hole 5.1. Check the vendor advisory for mitigations.

References

• https://0xpanic.github.io/2020/07/21/Pihole.html
• https://docs.pi-hole.net/core/pihole-command/
• https://0xpanic.github.io/2020/07/21/Pihole.html
• https://docs.pi-hole.net/core/pihole-command/

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