CVE-2022-42403: PDF-XChange Editor PDF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
First published: Thu Jan 26 2023(Updated: )
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.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Tracker-software Pdf-xchange Editor | <9.5.366.0 | |
| PDF-XChange PDF-XChange Editor |
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Reference Links
Frequently Asked Questions
What is CVE-2022-42403?
CVE-2022-42403 is a vulnerability in PDF-XChange Editor that allows remote attackers to execute arbitrary code on affected installations.
How can the CVE-2022-42403 vulnerability be exploited?
The CVE-2022-42403 vulnerability can be exploited by remote attackers by either tricking the user into visiting a malicious page or opening a malicious file.
Which versions of PDF-XChange Editor are affected by CVE-2022-42403?
PDF-XChange Editor versions up to and including 9.5.366.0 are affected by CVE-2022-42403.
What is the severity of CVE-2022-42403?
CVE-2022-42403 has a severity rating of 7.8, which is considered high.
How can I fix the CVE-2022-42403 vulnerability?
To fix the CVE-2022-42403 vulnerability, it is recommended to update PDF-XChange Editor to a version that is not affected by the vulnerability.
- collector/nvd-index
- collector/zdi-advisory
- alias/ZDI-22-1391
- alias/ZDI-CAN-18892
- alias/CVE-2022-42403
- vendor/tracker-software
- canonical/tracker-software pdf-xchange editor
- vendor/pdf-xchange
- canonical/pdf-xchange pdf-xchange editor