Foxit Reader up to 9.2.0.9297 Object use after free

Summaryinfo

A vulnerability has been found in Foxit Reader up to 9.2.0.9297 and classified as critical. Affected by this issue is some unknown functionality. The manipulation as part of Object leads to use after free. This vulnerability is referenced as CVE-2018-17670. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Foxit Reader up to 9.2.0.9297 (Document Reader Software). It has been rated as critical. This issue affects an unknown part. The manipulation as part of a Object leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. 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 handling of the content property of a XFA object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6524.

The bug was discovered 10/11/2018. The weakness was published 01/24/2019 (Website). It is possible to read the advisory at foxitsoftware.com. The identification of this vulnerability is CVE-2018-17670 since 09/28/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 104 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

Similar entries are available at VDB-82783, VDB-82784, VDB-82785 and VDB-82786. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Document Reader Software

Vendor

• Foxit

Name

• Reader

Version

• 9.2.0.9297

License

• free

Website

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

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• 🔍

CPE 2.2info

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