CVE-2021-21327

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.

• CWE-862
• CWE-470

• http://packetstormsecurity.com/files/161680/GLPI-9.5.3-Unsafe-Reflection.htmlExploit, Third Party Advisory, VDB Entry
• https://github.com/glpi-project/glpi/releases/tag/9.5.4Release Notes
• https://github.com/glpi-project/glpi/security/advisories/GHSA-qmw7-w2m4-rjwpVendor Advisory
• http://packetstormsecurity.com/files/161680/GLPI-9.5.3-Unsafe-Reflection.htmlExploit, Third Party Advisory, VDB Entry
• https://github.com/glpi-project/glpi/releases/tag/9.5.4Release Notes
• https://github.com/glpi-project/glpi/security/advisories/GHSA-qmw7-w2m4-rjwpVendor Advisory

Published

Mar 8, 2021

Last Modified

Jun 17, 2026

Status

Modified

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