Multiple Privilege Escalation Vulnerabilities Pihole

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Summary

CVECVE-2021-29449
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-04-14 22:15:12 UTC
Updated2026-04-06 15:17:04 UTC
DescriptionPi-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.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

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

EPSS: 0.113600000 probability, percentile 0.935320000 (date 2026-04-07)

Problem Types: CWE-269 | CWE-78 | CWE-269 CWE-269: Improper Privilege Management

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary6.3MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
3.1CNADECLARED6.3MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
2.0[email protected]Primary7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Pi-hole Pi-hole All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Pi-hole Pi-hole affected <= 5.2.4 Not specified

References

ReferenceSourceLinkTags
Pi-Hole Remove Commands Linux Privilege Escalation ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
www.compass-security.com/fileadmin/Research/Advisories/2021-02_CSNC-2021-008_Pi-hole_P... af854a3a-2127-422b-91ae-364da2661108 www.compass-security.com Exploit, Third Party Advisory
Multiple Privilege Escalation Vulnerabilities Pihole · Advisory · pi-hole/pi-hole · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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