Foxit Reader up to 9.2.0.9297 Annotation Object use after free

Summaryinfo

A vulnerability categorized as critical has been discovered in Foxit Reader up to 9.2.0.9297. This affects an unknown function. Executing a manipulation as part of Annotation Object can lead to use after free. This vulnerability appears as CVE-2018-17633. The attack may be performed from remote. There is no available exploit. It is advisable 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 declared as critical. This vulnerability affects an unknown functionality. The manipulation as part of a Annotation Object leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect 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 subject property of Annotation objects. 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-6498.

The bug was discovered 10/11/2018. The weakness was presented 01/24/2019 (Website). The advisory is available at foxitsoftware.com. This vulnerability was named CVE-2018-17633 since 09/28/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not 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.

See VDB-82783, VDB-82784, VDB-82785 and VDB-82786 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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

• 🔍

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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