CVE-2022-42401 - CVE House

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Status published Low CVE-2022-42401

This vulnerability allows remote attackers to disclose sensitive information on...

3.3 CVSS

Vulnerability Description

This vulnerability allows remote attackers to disclose sensitive information 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 PDF files. Crafted data in a PDF file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-18533.

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:

Rocco Calvi (@TecR0c) with TecSecurity

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: March 31st, 2025

Added to House: July 21st, 2026

CVSS Vectors

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

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1213 Data from Information Repositories

T1003 OS Credential Dumping

Credential Access

T1552 Unsecured Credentials

Credential Access