CVE-2026-28995 Apple多平台沙箱逃逸漏洞

/* * Conceptual Proof of Concept (PoC) for Sandbox Escape * Note: This code demonstrates the logic flow for educational purposes only. * Actual exploitation requires specific vulnerability details. */ #include <stdio.h> #include <stdlib.h> // Simulated function to check sandbox restrictions int check_sandbox_restrictions(const char* path) { // Logic flaw: Improper validation of specific path patterns if (strstr(path, "private/var")) { // In the vulnerable version, this check might be bypassed return 0; // Access denied normally } return 1; // Access allowed } void attempt_breakout() { const char* restricted_file = "/private/var/mobile/secret_data.db"; printf("[*] Attempting to access restricted file: %s\n", restricted_file); // Exploiting the logic issue to bypass sandbox if (check_sandbox_restrictions(restricted_file) == 0) { // Vulnerability triggers here, bypassing the return value printf("[+] Sandbox bypass successful!\n"); printf("[+] Reading sensitive data...\n"); // read_file(restricted_file); } else { printf("[-] Access denied by sandbox.\n"); } } int main() { printf("CVE-2026-28995 PoC Demonstration\n"); attempt_breakout(); return 0; }