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High · 7.8 CVE-2022-42403 EUVD-2022-45477GHSA-f8fp-2673-2rh8

This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is r…

Published Jan 26, 2023 · Updated Mar 27, 2025 · Assigned by zdi

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 PDF 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-18892.

Affected products

VendorProductAffectedFixed
PDF-XChange PDF-XChange Editor 9.4.363.0 —

References