A vulnerability, which was classified as problematic, has been found in GLPI up to 9.2.1 (Asset Management Software). Affected by this issue is some unknown functionality of the file front/preference.php. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

An issue was discovered in GLPI through 9.2.1. The application is affected by XSS in the query string to front/preference.php. An attacker is able to create a malicious URL that, if opened by an authenticated user with debug privilege, will execute JavaScript code supplied by the attacker. The attacker-supplied code can perform a wide variety of actions, such as stealing the victim's session token or login credentials, performing arbitrary actions on the victim's behalf, and logging their keystrokes.

The bug was discovered 02/28/2018. The weakness was published 03/12/2018 (GitHub Repository). The advisory is available at github.com. This vulnerability is handled as CVE-2018-7563 since 02/28/2018. The attack may be launched remotely. A simple authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 12 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:front/preference.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 108672 (Fedora 26 : glpi (2018-b0f6a5bdbc)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277694 (Fedora Security Update for glpi (FEDORA-2018-1b67b3a3a3)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108672). Similar entry is available at VDB-114409.

Productinfo

Type

• Asset Management Software

Name

• GLPI

Version

• 9.2.0
• 9.2.1

License

• open-source

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CPE 2.2info

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