Overview
CVE-2025-46714 is a significant vulnerability that poses a severe risk to Sandboxie users, a widely utilized sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. This vulnerability exists in versions 1.3.0 to 1.15.11, leaving a large number of users potentially exposed to system compromise or data leakage. An arithmetic overflow in the API_GET_SECURE_PARAM can lead to a small memory allocation followed by a large copy into this small allocation, which can potentially be used by attackers to exploit the system.
Vulnerability Summary
CVE ID: CVE-2025-46714
Severity: High (7.8)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and potential data leakage
Affected Products
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Product | Affected Versions
Sandboxie | 1.3.0 to 1.15.11
How the Exploit Works
The exploit takes advantage of an arithmetic overflow in the API_GET_SECURE_PARAM function of Sandboxie. This overflow leads to a small memory allocation. An attacker can then make an extremely large copy into the small allocation, causing a buffer overflow condition. With carefully crafted input, an attacker could potentially execute arbitrary code, leading to system compromise or data leakage.
Conceptual Example Code
While a specific exploit code is not provided here to prevent misuse, a conceptual example might look like this:
#include <Windows.h>
#include <stdlib.h>
#define API_GET_SECURE_PARAM 1
int main()
{
DWORD dwSize = 0xFFFFFFFF;
DWORD dwData;
DWORD dwReturnedSize;
// This call to API_GET_SECURE_PARAM will trigger an arithmetic overflow
SystemParametersInfo(API_GET_SECURE_PARAM, dwSize, &dwData, 0, &dwReturnedSize);
return 0;
}This C code defines a very large size for the buffer, which when passed to the API_GET_SECURE_PARAM function, causes an arithmetic overflow, leading to a small buffer allocation. If an attacker can control the data being copied into this buffer, they could potentially exploit this vulnerability to compromise the system or leak data.
Mitigation Guidance
Users are urged to apply the vendor patch immediately. The vulnerability is fixed in version 1.15.12 of Sandboxie. If a patch cannot be applied immediately, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) as a temporary mitigation might help prevent a potential attack. Nevertheless, these are not long-term solutions, and the patch should be applied as soon as possible.