VULNERABILITY INTELLIGENCE

CVE-2017-14827

CVSS score8.8 HIGH

EPSS probability2.59%

CISA KEVNot currently listed

Published2017-12-20

Last modified2026-06-17

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

Description

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 8.3.1.21155. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the append method of XFA Node objects. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5019.

Weakness classification

CWE-704: Incorrect Type Conversion or Cast
CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')

Primary references

zdi-disclosures@trendmicro.com — Patch, Vendor Advisory
zdi-disclosures@trendmicro.com — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry