in OpenHarmony v6.0 and prior versions allow a local attacker cause DOS.
CVSS Details
CVSS Score
3.3
Severity
LOW
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Configurations (Affected Products)
No configuration data available.
OpenHarmony <= 6.0
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
# CVE-2026-27781 Proof of Concept (Conceptual)
import os
import sys
# This script demonstrates a conceptual trigger for the local DOS.
# In a real scenario, this would interact with the vulnerable OpenHarmony system service.
def trigger_dos():
try:
# Simulating the interaction with the vulnerable component
# The actual vulnerability might involve a specific system call or malformed input
print("[*] Attempting to trigger vulnerability in OpenHarmony...")
# Placeholder for the actual exploit logic (e.g., malformed IPC message)
# malicious_payload = b"\x00" * 10000
# vulnerable_system_call(malicious_payload)
print("[!] System service crashed or resources exhausted.")
except Exception as e:
print(f"[-] Error: {e}")
if __name__ == "__main__":
trigger_dos()