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CVE-2018-21023

28
FAUCET Score

CVE-2018-21023 is a critical arbitrary code execution vulnerability affecting Centreon Web versions prior to 2.8.28, specifically within the getStats.php component. With a CVSS score of 8.8 (HIGH), it allows authenticated attackers to execute arbitrary code remotely with low attack complexity, leading to high impacts on confidentiality, integrity, and availability. While no public exploit intelligence like Metasploit or ExploitDB entries are available, and there's no evidence of active exploitation or significant community discussion, the vulnerability poses a substantial risk due to its ease of exploitation by authenticated users.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.8, < 2.8.28CPE matchmatch criteria
cpe:2.3:a:centreon:centreon_web:*:*:*:*:*:*:*:*
>= 18.10.0, < 18.10.5CPE matchmatch criteria
cpe:2.3:a:centreon:centreon_web:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.00%
Probability of exploitation in next 30 days
EPSS Percentile
85.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0300 is in the 85th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / centreon/centreon/pull/7083
PatchThird Party Advisory
github.com / centreon/centreon/pull/7271
PatchThird Party Advisory
openwall.com / lists/oss-security/2019/10/08/1
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2019/10/09/2
Mailing ListThird Party Advisory