Foxit PhantomPDF 9.7.2.29539 InferReceiverMapsUnsafe type confusion

Summaryinfo

A vulnerability was found in Foxit PhantomPDF 9.7.2.29539. It has been classified as critical. The affected element is the function NodeProperties::InferReceiverMapsUnsafe. The manipulation leads to type confusion. This vulnerability is uniquely identified as CVE-2020-15638. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Foxit PhantomPDF 9.7.2.29539. This issue affects the function NodeProperties::InferReceiverMapsUnsafe. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 9.7.2.29539. 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 NodeProperties::InferReceiverMapsUnsafe method. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-10950.

The weakness was disclosed 08/20/2020 (Website). It is possible to read the advisory at foxitsoftware.com. The identification of this vulnerability is CVE-2020-15638 since 07/07/2020. 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. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 9.7.3 eliminates this vulnerability.

The entries VDB-160061, VDB-160062, VDB-160066 and VDB-160271 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Foxit

Name

• PhantomPDF

Version

• 9.7.2.29539

License

• free

Website

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

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