PT-2021-8836 · Foxit · Phantompdf+1

Published 2021-01-07 · Updated 2021-01-08 · CVE-2018-20311

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Foxit Reader versions prior to 9.5 PhantomPDF versions prior to 8.3.10 and 9.x prior to 9.5

Description The issue is related to a proxyCPDFAction race condition that can cause a stack-based buffer overflow or an out-of-bounds read.

Recommendations For Foxit Reader versions prior to 9.5, update to version 9.5 or later. For PhantomPDF versions prior to 8.3.10, update to version 8.3.10 or later. For PhantomPDF 9.x versions prior to 9.5, update to version 9.5 or later.

Fix

Race Condition

Memory Corruption

Out of bounds Read

Weakness Enumeration

CWE-362

CWE-787

CWE-125

Related Identifiers

CVE-2018-20311

Affected Products

Foxit Reader

Phantompdf

References · 5

• https://foxitsoftware.com/support/security-bulletins.php · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-20311 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-20311 · Security Note
• https://t.me/cvenotify/8286 · Telegram Post
• https://t.me/cibsecurity/21767 · Telegram Post