Foxit Reader up to 9.2.0.9297 use after free

Summaryinfo

A vulnerability was found in Foxit Reader up to 9.2.0.9297. It has been declared as critical. Affected by this issue is some unknown functionality. The manipulation results in use after free. This vulnerability is cataloged as CVE-2018-17659. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Foxit Reader up to 9.2.0.9297 (Document Reader Software). It has been classified as critical. Affected is some unknown processing. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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 title property of a Host 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-6511.

The bug was discovered 10/11/2018. The weakness was shared 01/24/2019 (Website). The advisory is shared for download at foxitsoftware.com. This vulnerability is traded as CVE-2018-17659 since 09/28/2018. 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. There are neither technical details nor an exploit 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.

The entries VDB-82783, VDB-82784, VDB-82785 and VDB-82786 are related to this item. Once again VulDB remains the best 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/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Once again VulDB remains the best source for vulnerability data.

Discussion