{"id":"UBUNTU-CVE-2021-21327","details":"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.","modified":"2025-10-24T04:50:06Z","published":"2021-03-08T17:15:00Z","upstream":["CVE-2021-21327"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-21327"},{"type":"REPORT","url":"https://github.com/glpi-project/glpi/security/advisories/GHSA-qmw7-w2m4-rjwp"},{"type":"REPORT","url":"http://packetstormsecurity.com/files/161680/GLPI-9.5.3-Unsafe-Reflection.html"},{"type":"REPORT","url":"https://github.com/glpi-project/glpi/releases/tag/9.5.4"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-21327"}],"affected":[{"package":{"name":"glpi","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/glpi@0.84.8+dfsg.1-1ubuntu1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.84.8+dfsg.1-1","0.84.8+dfsg.1-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"glpi","binary_version":"0.84.8+dfsg.1-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-21327.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}