VULNERABILITY INTELLIGENCE

CVE-2023-39484

CVSS score5.5 MEDIUM
EPSS probability0.44%
CISA KEVNot currently listed
Published2024-05-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Description

PDF-XChange Editor PDF File Parsing Uninitialized Variable Information Disclosure Vulnerability. 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. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-18493.

Weakness classification

  • CWE-457: Use of Uninitialized Variable
  • CWE-908: Use of Uninitialized Resource

Primary references