Vulnerability identifier: #VU51217

Vulnerability risk: Medium

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C]

CVE-ID: CVE-2021-21327

CWE-ID: CWE-470

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
GLPI
Web applications / CRM systems

Vendor: glpi-project

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to unsafe reflection in getItemForItemtype(). A remote attacker can gain elevated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

GLPI: 9.5.0 - 9.5.3

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External links
http://github.com/glpi-project/glpi/releases/tag/9.5.4

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.