ZDI-24-1640: XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability
First published: Mon Dec 02 2024(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of XnSoft XnView Classic. 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 RWZ files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| XnView Classic |
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Reference Links
- collector/zdi-published
- source/ZDI
- alias/ZDI-CAN-22913
- agent/title
- agent/last-modified-date
- agent/type
- agent/first-publish-date
- agent/severity
- agent/references
- agent/description
- agent/softwarecombine
- agent/event
- agent/trending
- agent/source
- agent/tags
- collector/zdi-advisory
- alias/ZDI-24-1640
- alias/CVE-2024-11950
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/xnsoft
- canonical/xnview classic