Vulnerability · Published Mar 8, 2021 · Assigned by GitHub_M

CVE-2021-21327Unsafe Reflection in getItemForItemtype()

Medium 6.8

In plain English

A medium-severity missing authorization in glpi from glpi-project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.5% (higher than 85% of all known vulnerabilities).

Severity (CVSS 3.1)6.8Medium

Exploit odds (30 days)2.5%top 15.4% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

GLPI is an open-source asset and IT management software package that provides ITIL Service Desk features, licenses tracking and software auditing. In GLPI before version 9.5.4 non-authenticated user can remotely instantiate object of any class existing in the GLPI environment that can be used to carry out malicious attacks, or to start a “POP chain”. As an example of direct impact, this vulnerability affects integrity of the GLPI core platform and third-party plugins runtime misusing classes which implement some sensitive operations in their constructors or destructors. This is fixed in version 9.5.4.

Affected products (as reported)

Vendor	Product	Versions
glpi-project	glpi	< 9.5.4

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N

References

https://github.com/glpi-project/glpi/releases/tag/9.5.4 x_refsource_MISC
https://github.com/glpi-project/glpi/security/advisories/GHSA-qmw7-w2m4-rjwp x_refsource_CONFIRM
http://packetstormsecurity.com/files/161680/GLPI-9.5.3-Unsafe-Reflection.html x_refsource_MISC