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CVE-2024-6819

IrfanView PSP File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

CVSS 7.8 HIGHEPSS 0.5%CWE-787
In short

IrfanView has a flaw when opening PSP image files that allows attackers to run malicious code on your computer if you open a specially crafted file. The program doesn't properly check the file contents before processing it, leading to memory corruption.

Technical detail

Out-of-bounds write vulnerability in IrfanView's PSP file parser due to insufficient input validation. Attack vector requires user interaction (opening malicious PSP file); exploitation results in arbitrary code execution in the context of the IrfanView process. Memory safety violation allows attacker-controlled data to be written past allocated buffer boundaries.

Summary generated and translated by AI from the official description.
IrfanView PSP File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of IrfanView. 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 PSP files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-23219.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
IrfanView · IrfanView

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