PT-2018-16244 · Foxit · Foxit Pdf Reader

CVE-2018-3850 · Published 2018-04-23 · Updated 2023-01-31

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Foxit PDF Reader version 9.0.1.1049

Description An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit PDF Reader. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user into opening the malicious file to trigger this vulnerability. If a browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Recommendations For Foxit PDF Reader version 9.0.1.1049, update to a newer version that contains a fix for this issue to prevent arbitrary code execution. As a temporary workaround, consider disabling the browser plugin extension to minimize the risk of exploitation. Avoid opening suspicious PDF documents from untrusted sources until the issue is resolved.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2018-3850

Affected Products

Foxit Pdf Reader

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2018-3850 · Security Note
• https://osv.dev/vulnerability/CVE-2018-3850 · Vendor Advisory
• http://securityfocus.com/bid/103942 · Note
• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0532 · Note
• https://t.me/cvenotify/43219 · Telegram Post
• http://securitytracker.com/id/1040733 · Note