CVE-2018-3956 Information

Description

An exploitable out-of-bounds read vulnerability exists in the handling of certain XFA element attributes of Foxit Software’s PDF Reader version 9.1.0.5096. A specially crafted PDF document can trigger an out-of-bounds read which can disclose sensitive memory content and aid in exploitation when coupled with another vulnerability. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled visiting a malicious site can also trigger the vulnerability.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Reference

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0626

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.1