Vulnerability Intelligence

🛡 CVE-2023-4346

KNX Association KNX Protocol Connection Authorization Option 1 Overly Restrictive Account Lockout Mechanism Vulnerability
KNX Association KNX Protocol Connection Authorization Option 1 CWE-645

Ransomware use

CISA KEV

EPSS

0.9%
Low · 56th pct

Added to KEV

2026-07-15
CISA

Remediate by

2026-07-29
⚠ OVERDUE

CWE

CWE-645
weakness

📈 EPSS exploit probability

0.9%
FIRST EPSS — 30-day probability of exploitation in the wild · band Low · higher than 56% of all scored CVEs

⚠ KEV remediation overdue

CISA required federal remediation by 2026-07-29. This exploited vulnerability is past its Binding Operational Directive 22-01 due date — prioritize patch/mitigation and hunt for exploitation.

📄 Description

KNX Association KNX Protocol Connection Authorization Option 1 contains an overly restrictive account lockout mechanism vulnerability that could allow an attacker to purge all devices without additional security options enabled and set a BC

🛡 Add to case

Attach CVE-2023-4346 (Vulnerability / CVE) and pull all linked entities:
Workstation · Copilot · AI Skills · Automation · Playbooks · Lookups · Docs · Reports

🤖 AI Copilot

🔍 Lookup & Enrich

💡 Recommendations

⚙ Automation

Cron: 0 * * * * php /home/zaptf0zdggll/public_html/threats/cron.php