GLPI up to 9.2.1 Temp File unrestricted upload

Summaryinfo

A vulnerability, which was classified as critical, has been found in GLPI up to 9.2.1. This impacts an unknown function of the component Temp File Handler. This manipulation causes unrestricted upload. The identification of this vulnerability is CVE-2018-7562. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in GLPI up to 9.2.1 (Asset Management Software). Affected by this vulnerability is an unknown functionality of the component Temp File Handler. The manipulation with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A remote code execution issue was discovered in GLPI through 9.2.1. There is a race condition that allows temporary access to an uploaded executable file that will be disallowed. The application allows an authenticated user to upload a file when he/she creates a new ticket via front/fileupload.php. This feature is protected using different types of security features like the check on the file's extension. However, the application uploads and creates a file, though this file is not allowed, and then deletes the file in the uploadFiles method in inc/glpiuploaderhandler.class.php.

The bug was discovered 02/28/2018. The weakness was shared 03/12/2018 (GitHub Repository). The advisory is shared at github.com. This vulnerability is known as CVE-2018-7562 since 02/28/2018. The attack can be launched remotely. The successful exploitation needs a single authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

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.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry VDB-114410 is related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Asset Management Software

Name

• GLPI

Version

• 9.2.0
• 9.2.1

License

• open-source

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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