CVE-2021-29449

Multiple Privilege Escalation Vulnerabilities Pihole

Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Multiple privilege escalation vulnerabilities were discovered in version 5.2.4 of Pi-hole core. See the referenced GitHub security advisory for details.

Affected

pi-hole

CVSS v3.1 NVD

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

CVSS v3.1 GITHUB

6.3 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

CVSS v2.0 NVD

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

1.85% chance of exploitation in the next 30 days, 79th percentile

Published

2021-04-14

Updated

2026-04-06

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/163715/Pi-Hole-Remove-Commands-Linux-Privilege-Escal…

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/pihole_remove_comman…

Security advisories

• pi-hole/pi-hole/security/advisories/GHSA-3597-244c-wrpj
• https://www.compass-security.com/fileadmin/Research/Advisories/2021-02_CSNC-2021-008_Pi-h…

References

• CVE Record
• NVD entry