What is CVE-2018-21025?

CVE-2018-21025 is a critical-severity vulnerability in Centreon Vm, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2019-10-08.

How severe is CVE-2018-21025?

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

Privilege escalation in Centreon Vm

CVE-2018-21025

In Centreon VM through 19.04.3, centreon-backup.pl allows attackers to become root via a crafted script, due to incorrect rights of sourced configuration files.

Vulnerability class: Privilege Escalation

Published 2019-10-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.028 (86.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000

Affected products

Centreon Vm

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

github.com/centreon/centreon/issues/7082 (Exploit, Third Party Advisory)
www.openwall.com/lists/oss-security/2019/10/08/1 (Mailing List, Third Party Advisory)
www.openwall.com/lists/oss-security/2019/10/09/2 (mailing-list, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2018-21025?: CVE-2018-21025 is a critical-severity vulnerability in Centreon Vm, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2019-10-08.
How severe is CVE-2018-21025?: Critical severity. CVSS v3 base score is 9.8 out of 10.