What is CVE-2020-12620?

CVE-2020-12620 is a high-severity vulnerability in Pi-Hole, classified under OS Command Injection. CVSS score: 7.8/10. Published 2020-07-30.

How severe is CVE-2020-12620?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Pi-Hole

CVE-2020-12620

Pi-hole 4.4 allows a user able to write to /etc/pihole/dns-servers.conf to escalate privileges through command injection (shell metacharacters after an IP address).

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.015 (71.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Pi-hole
N/a — versions n/a

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-12620?: CVE-2020-12620 is a high-severity vulnerability in Pi-Hole, classified under OS Command Injection. CVSS score: 7.8/10. Published 2020-07-30.
How severe is CVE-2020-12620?: High severity. CVSS v3 base score is 7.8 out of 10.