CVE-2022-42377 - CVE House

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Status published High CVE-2022-42377

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

7.8 CVSS

Vulnerability Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. 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 U3D files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-18630.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

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

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Credits & Attribution

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

Mat Powell of Trend Micro Zero Day Initiative

References

More from PDF-XChange

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PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

PDF-XChange Editor App Object Use-After-Free Remote Code Execution Vulnerability

PDF-XChange Editor GIF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

PDF-XChange Editor PRC File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Affected Vendor

PDF-XChange

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Affected Software

PDF-XChange Editor

Vulnerable Versions:

9.4.363.0

Timeline

Official Publish: January 26th, 2023

Last Modified: April 1st, 2025

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)

MITRE ATT&CK TTPs

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1203 Exploitation for Client Execution

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control