#VU74593 Improper Privilege Management in GLPI - CVE-2023-28632

Vulnerability identifier: #VU74593

Vulnerability risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-28632

CWE-ID: CWE-269

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GLPI
Web applications / CRM systems

Vendor: glpi-project

Description

The vulnerability allows a remote user to escalate privileges within the application.

The vulnerability exists due to improper privilege management. A remote authenticated user can modify emails of any other user of the application, including administrator's email. This vulnerability can be used to take over an arbitrary account using the "forgotten password" feature and restoring the password to the modified email address.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

GLPI: 0.83 - 0.90.5, 9.1 - 9.5.12, 10.0.0 rc2 - 10.0.6

---

External links
https://github.com/glpi-project/glpi/releases/tag/9.5.13
https://github.com/glpi-project/glpi/releases/tag/10.0.7
https://github.com/glpi-project/glpi/security/advisories/GHSA-7pwm-pg76-3q9x

---

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.