What is the CVSS score of CVE-2021-29449?

CVE-2021-29449 has a CVSS 3.1 base score of 6.3 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L. EPSS exploitation probability: 11.4%.

Is there a public PoC exploit available for CVE-2021-29449?

Yes, a public proof-of-concept exploit is available for CVE-2021-29449. Prioritise patching immediately. EPSS: 11.4%.

Pi Hole CVE-2021-29449

MEDIUM

Improper Privilege Management (CWE-269)

2021-04-14 security-advisories@github.com

Privilege Escalation Pi Hole

6.3

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

6.3 MEDIUM

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

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

PoC Detected

Apr 06, 2026 - 15:17 vuln.today

Public exploit code

CVE Published

Apr 14, 2021 - 22:15 nvd

MEDIUM 6.3

DescriptionGitHub Advisory

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.

AnalysisAI

Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Rated medium severity (CVSS 6.3), this vulnerability is low attack complexity. Public exploit code available and EPSS exploitation probability 11.4%.

Technical ContextAI

This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. 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 products include: Pi-Hole. Version information: version 5.2.4.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply principle of least privilege, validate privilege transitions, implement proper role separation.