Foxit Reader 8.3.1.21155 LZWDecode Filter out-of-bounds

Summaryinfo

A vulnerability was found in Foxit Reader 8.3.1.21155 and classified as problematic. The impacted element is an unknown function of the component LZWDecode Filter. The manipulation results in out-of-bounds. This vulnerability was named CVE-2017-16573. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Foxit Reader 8.3.1.21155 (Document Reader Software). Affected is an unknown code of the component LZWDecode Filter. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. CVE summarizes:

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit Reader 8.3.1.21155. 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 LZWDecode filters. 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-5078.

The bug was discovered 11/14/2017. The weakness was presented 12/20/2017 (Website). The advisory is available at foxitsoftware.com. This vulnerability is traded as CVE-2017-16573 since 11/06/2017. 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.

The vulnerability scanner Nessus provides a plugin with the ID 104742 (Foxit PhantomPDF < 8.3.5 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (104742). 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

• 8.3.1.21155

License

• free

Website

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

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• 🔍

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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