Description
PDF-XChange Editor OXPS File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. 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 OXPS files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-19655.
Published: 2024-05-03
Score: 7.8 High
EPSS: 1.6% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-43217 PDF-XChange Editor OXPS File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. 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 OXPS files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-19655.
History

Fri, 27 Feb 2026 02:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:pdf-xchange:pdf-xchange_editor:-:*:*:*:*:*:*:*
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 19 May 2025 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Pdf-xchange
Pdf-xchange pdf-tools
Pdf-xchange pdf-xchange Editor
Weaknesses CWE-787
CPEs cpe:2.3:a:pdf-xchange:pdf-tools:9.5.366.0:*:*:*:*:*:*:*
cpe:2.3:a:pdf-xchange:pdf-xchange_editor:9.5.366.0:*:*:*:*:*:*:*
Vendors & Products Pdf-xchange
Pdf-xchange pdf-tools
Pdf-xchange pdf-xchange Editor
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


Subscriptions

Pdf-xchange Pdf-tools Pdf-xchange Editor
cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

Published:

Updated: 2024-08-02T18:10:21.338Z

Reserved: 2023-08-02T21:37:23.128Z

Link: CVE-2023-39494

cve-icon Vulnrichment

Updated: 2024-08-02T18:10:21.338Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-03T03:15:16.790

Modified: 2025-05-19T14:23:05.440

Link: CVE-2023-39494

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses