ZDI-25-497: IrfanView CADImage Plugin DWG File Parsing Memory Corruption Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of IrfanView CADImage Plugin. 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 DWG files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of IrfanView CADImage Plugin. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-7244.
— ZDI
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch ZDI-25-497
Event History
Frequently Asked Questions
What is the severity of ZDI-25-497?
ZDI-25-497 has a high severity level due to its ability to allow remote code execution.
How do I fix ZDI-25-497?
To fix ZDI-25-497, update the IrfanView CADImage Plugin to the latest version provided by the vendor.
What type of attack does ZDI-25-497 facilitate?
ZDI-25-497 facilitates remote code execution attacks which require user interaction.
Which software is affected by ZDI-25-497?
ZDI-25-497 affects the IrfanView CADImage Plugin specifically.
What must a user do to be exploited by ZDI-25-497?
A user must either visit a malicious webpage or open a malicious file to be exploited by ZDI-25-497.