PT-2020-14560 · Foxit · Foxit Phantompdf

Patrick Wollgast + 2 · Published 2020-08-04 · Updated 2020-08-24 · CVE-2020-15638

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Foxit PhantomPDF version 9.7.2.29539

Description This issue allows remote attackers to execute arbitrary code on affected installations. User interaction is required, where the target must visit a malicious page or open a malicious file. The flaw exists within the NodeProperties::InferReceiverMapsUnsafe method due to the lack of proper validation of user-supplied data, resulting in a type confusion condition. This can be leveraged to execute code in the context of the current process.

Recommendations For Foxit PhantomPDF version 9.7.2.29539, consider disabling the NodeProperties::InferReceiverMapsUnsafe method as a temporary workaround until a patch is available. Restrict access to potentially malicious files and web pages to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

CVE-2020-15638

ZDI-20-933

Affected Products

Foxit Phantompdf

References · 4

• https://zerodayinitiative.com/advisories/ZDI-20-933 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-15638 · Security Note
• https://osv.dev/vulnerability/CVE-2020-15638 · Vendor Advisory
• https://foxitsoftware.com/support/security-bulletins.html · Vendor Advisory