PT-2020-20331 · Foxit · Foxit Phantompdf

Rgod · Published 2020-02-11 · Updated 2020-02-18 · CVE-2020-8855

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 9.7.0.2947

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 fxhtml2pdf.exe module due to the lack of validating the existence of an object prior to performing operations on it. An attacker can leverage this to execute code in the context of the current process.

Recommendations For Foxit PhantomPDF version 9.7.0.2947, consider disabling the fxhtml2pdf.exe module as a temporary workaround until a patch is available. Restrict access to malicious pages or files 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

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2020-8855

ZDI-20-211

Affected Products

Foxit Phantompdf

References · 4

• https://zerodayinitiative.com/advisories/ZDI-20-211 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-8855 · Security Note
• https://osv.dev/vulnerability/CVE-2020-8855 · Vendor Advisory
• https://foxitsoftware.com/support/security-bulletins.php · Vendor Advisory