Foxit Reader 9.0.0.29935 U3D File information disclosure

Summaryinfo

A vulnerability was found in Foxit Reader 9.0.0.29935. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component U3D File Handler. The manipulation results in information disclosure. This vulnerability is reported as CVE-2018-9984. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Foxit Reader 9.0.0.29935 (Document Reader Software). It has been classified as critical. Affected is some unknown processing of the component U3D File Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit Reader 9.0.0.29935. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of Texture Image Channels objects in U3D files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-5495.

The bug was discovered 05/04/2018. The weakness was disclosed 05/17/2018 as confirmed security bulletin (Website). The advisory is available at foxitsoftware.com. This vulnerability is traded as CVE-2018-9984 since 04/10/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370955 (Foxit Reader sensitive information disclosure vulnerability).

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

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Productinfo

Type

• Document Reader Software

Vendor

• Foxit

Name

• Reader

Version

• 9.0.0.29935

License

• free

Website

• Vendor: https://www.foxitsoftware.com/

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