PT-2020-20329 · Foxit · Foxit Phantompdf

Rgod · Published 2020-02-11 · Updated 2020-02-18 · CVE-2020-8853

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 9.7.0.29478

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 conversion of HTML files to PDF due to the lack of proper validation of user-supplied data. This can result in a write past the end of an allocated structure, allowing an attacker to execute code in the context of the current process.

Recommendations For Foxit PhantomPDF version 9.7.0.29478, consider disabling the HTML to PDF conversion feature until a patch is available to prevent exploitation. Restrict access to malicious pages or files to minimize the risk of attack. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-8853

ZDI-20-209

Affected Products

Foxit Phantompdf

References · 5

• https://osv.dev/vulnerability/CVE-2020-8853 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-20-209 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-8853 · Security Note
• https://foxitsoftware.com/support/security-bulletins.php · Vendor Advisory
• https://t.me/cvenotify/1052 · Telegram Post