Vulnerability Description
GLPI is open source software which stands for Gestionnaire Libre de Parc Informatique and it is a Free Asset and IT Management Software package. In GLPI before verison 9.5.4, there is a vulnerability in the /ajax/common.tabs.php endpoint, indeed, at least two parameters _target and id are not properly sanitized. Here are two payloads (due to two different exploitations depending on which parameter you act) to exploit the vulnerability:/ajax/common.tabs.php?_target=javascript:alert(document.cookie)&_itemtype=DisplayPreference&_glpi_tab=DisplayPreference$2&id=258&displaytype=Ticket (Payload triggered if you click on the button). /ajax/common.tabs.php?_target=/front/ticket.form.php&_itemtype=Ticket&_glpi_tab=Ticket$1&id=(){};(function%20(){alert(document.cookie);})();function%20a&#.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Glpi-Project | Glpi | < 9.5.4 |
Related Weaknesses (CWE)
References
- https://github.com/glpi-project/glpi/releases/tag/9.5.4Release NotesThird Party Advisory
- https://github.com/glpi-project/glpi/security/advisories/GHSA-h4hj-mrpg-xfgxThird Party Advisory
- https://github.com/glpi-project/glpi/releases/tag/9.5.4Release NotesThird Party Advisory
- https://github.com/glpi-project/glpi/security/advisories/GHSA-h4hj-mrpg-xfgxThird Party Advisory
FAQ
What is CVE-2021-21313?
CVE-2021-21313 is a vulnerability with a CVSS score of 4.9 (MEDIUM). GLPI is open source software which stands for Gestionnaire Libre de Parc Informatique and it is a Free Asset and IT Management Software package. In GLPI before verison 9.5.4, there is a vulnerability ...
How severe is CVE-2021-21313?
CVE-2021-21313 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21313?
Check the references section above for vendor advisories and patch information. Affected products include: Glpi-Project Glpi.