WordPress security changelog
CRITICAL CVE-2020-8816 Analyzed

Pi Hole: Code execution

Pi Hole is affected by code execution. Exposure depends on how the affected operation is made reachable by the site. Successful exploitation can run attacker-controlled code in the WordPress hosting account.

CVE / CNA score 9.1 CVSS 3.0 · cve@mitre.org
NVD score 7.2 CVSS 3.1 · nvd@nist.gov
Component
Pi Hole
Plugin slug
pi-hole
Affected
See vendor advisory
Safe version
See mitigation notes
Published
May 29, 2020
Weakness
CWE-78 — Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

This CVE was published May 29, 2020 and is one of 1 known issue for this plugin.

What to do

Update, patch or deactivate.

Update Pi Hole to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Source record

Technical description

Pi-hole Web v4.3.2 (aka AdminLTE) allows Remote Code Execution by privileged dashboard users via a crafted DHCP static lease.

CVE / CNA vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

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

References

Primary and upstream sources