What is CVE-2018-21021?

CVE-2018-21021 is a high-severity vulnerability in Centreon Web, classified under SQL Injection. CVSS score: 8.8/10. Published 2019-10-08.

How severe is CVE-2018-21021?

High severity. CVSS v3 base score is 8.8 out of 10.

SQL Injection in Centreon Web

CVE-2018-21021

img_gantt.php in Centreon Web before 2.8.27 allows attackers to perform SQL injections via the host_id parameter.

Vulnerability class: SQL Injection

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

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.018 (78.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Centreon Web

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/centreon/centreon/pull/7086 (Patch, 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-2018-21021?: CVE-2018-21021 is a high-severity vulnerability in Centreon Web, classified under SQL Injection. CVSS score: 8.8/10. Published 2019-10-08.
How severe is CVE-2018-21021?: High severity. CVSS v3 base score is 8.8 out of 10.