PT-2020-20322 · Foxit · Foxit Phantompdf

Mat Powell + 1 · Published 2020-02-11 · Updated 2020-02-18 · CVE-2020-8846

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 9.6.0.25114

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 handling of text field objects 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 9.6.0.25114, consider disabling the handling of text field objects as a temporary workaround until a patch is available. Restrict access to potentially 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-2020-8846

ZDI-20-202

Affected Products

Foxit Phantompdf

References · 5

• https://osv.dev/vulnerability/CVE-2020-8846 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-20-202 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-8846 · Security Note
• https://foxitsoftware.com/support/security-bulletins.php · Vendor Advisory
• https://t.me/cvenotify/1045 · Telegram Post