XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability. 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. Was ZDI-CAN-22913.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-24-1640/ |
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History
Fri, 15 Aug 2025 18:45:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Xnview
Xnview xnview |
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| CPEs | cpe:2.3:a:xnview:xnview:2.51.5:*:*:*:classic:*:*:* | |
| Vendors & Products |
Xnview
Xnview xnview |
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| Metrics |
cvssV3_1
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Thu, 12 Dec 2024 16:15:00 +0000
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| Metrics |
ssvc
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Wed, 11 Dec 2024 22:00:00 +0000
| Type | Values Removed | Values Added |
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| Description | XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability. 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. Was ZDI-CAN-22913. | |
| Title | XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability | |
| Weaknesses | CWE-191 | |
| References |
| |
| Metrics |
cvssV3_0
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Status: PUBLISHED
Assigner: zdi
Published: 2024-12-11T21:54:29.280Z
Updated: 2024-12-12T15:47:33.176Z
Reserved: 2024-11-27T23:40:42.459Z
Link: CVE-2024-11950
Updated: 2024-12-12T15:31:58.613Z
Status : Analyzed
Published: 2024-12-12T01:40:21.820
Modified: 2025-08-15T18:31:26.100
Link: CVE-2024-11950
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