Foxit Reader 9.0.0.29935 U3D Texture Width memory corruption

Summaryinfo

A vulnerability, which was classified as critical, was found in Foxit Reader 9.0.0.29935. This vulnerability affects unknown code of the component U3D Texture Width Handler. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2018-10488. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Foxit Reader 9.0.0.29935 (Document Reader Software) and classified as critical. This vulnerability affects some unknown functionality of the component U3D Texture Width Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. 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 9.0.0.29935. 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 U3D Texture Width structures. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length, heap-based buffer. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5420.

The bug was discovered 05/04/2018. The weakness was presented 05/17/2018 as confirmed security bulletin (Website). The advisory is shared for download at foxitsoftware.com. This vulnerability was named CVE-2018-10488 since 04/27/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

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.

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

See VDB-82783, VDB-82784, VDB-82785 and VDB-82786 for similar entries. Once again VulDB remains the best source for vulnerability data.

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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Once again VulDB remains the best source for vulnerability data.

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