Use-After-Free Vulnerability in Foxit Software's PDF Reader
CVE-2018-3946

8HIGH

Key Information:

Vendor

Foxit
Status
Foxit PDF Reader
Vendor
CVE Published:
3 October 2018

What is CVE-2018-3946?

A use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, specifically in version 9.1.0.5096. This issue arises when a specially crafted PDF document can cause the reuse of an object that has been previously freed in memory. Successful exploitation requires the user's interaction to open the malicious PDF file. Additionally, if the browser plugin extension is enabled, simply visiting a malicious website could also exploit this vulnerability, posing a significant risk to unsuspecting users.

Affected Version(s)

Foxit PDF Reader 9.1.0.5096

References

http://www.securitytracker.com/id/1041769
vdb-entryx_refsource_SECTRACK
https://talosintelligence.com/vulnerability_reports/TALOS...
x_refsource_MISC

CVSS V3.1

Score:
8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.