CVE-2020-8844 - CVE House
Back to Database
Status published High CVE-2020-8844

This vulnerability allows remote attackers to execute arbitrary code on...

Vulnerability Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 9.6.0.25114. 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 parsing of JPEG files within CovertToPDF. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-9102.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-8844

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Natnael Samson (@NattiSamson)

References

More from Foxit

View All →
CVE-2025-9330
Foxit PDF Reader Update Service Uncontrolled Search Path Element Local Privilege Escalation Vulnerability
High 7.8
CVE-2025-9329
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
High 7.8
CVE-2025-9328
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
High 7.8
CVE-2025-9327
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
Low 3.3
CVE-2025-9326
Foxit PDF Reader PRC File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
High 7.8

Affected Vendor

Affected Software

Reader
Vulnerable Versions:
9.6.0.25114

Timeline

Official Publish: February 13th, 2020
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-190

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1499 Endpoint Denial of Service
Impact