What is CVE-2019-8427?

CVE-2019-8427 is a critical-severity vulnerability in Zoneminder, classified under OS Command Injection. CVSS score: 9.8/10. Published 2019-02-18.

How severe is CVE-2019-8427?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2019-8427 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Zoneminder

CVE-2019-8427

daemonControl in includes/functions.php in ZoneMinder before 1.32.3 allows command injection via shell metacharacters.

Vulnerability class: Command Injection (OS Command Injection)

Published 2019-02-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.025 (84.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Zoneminder

Weakness classification (CWE)

CWE-78 — OS Command Injection

Public proof-of-concept exploits

References

github.com/LoRexxar/CVE_Request/tree/master/zoneminder vul before v1.32.3 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2019-8427?: CVE-2019-8427 is a critical-severity vulnerability in Zoneminder, classified under OS Command Injection. CVSS score: 9.8/10. Published 2019-02-18.
How severe is CVE-2019-8427?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-8427 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.