OS Command Injection in Centreon

1) OS Command Injection

EUVDB-ID: #VU28155

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13252

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote authenticated attacker can send a specially crafted "main.get.php" request, place shell metacharacters in "RRDdatabase_status_path", then visit the "include/views/graphs/graphStatus/displayServiceStatus.php" and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Centreon: 19.04.0 - 19.04.13

External links

http://engindemirbilek.github.io/centreon-19.10-rce
http://github.com/centreon/centreon/compare/19.04.13...19.04.15
http://github.com/centreon/centreon/pull/8467
http://github.com/EnginDemirbilek/EnginDemirbilek.github.io/blob/master/centreon-19.10-rce.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.