T1599Defense Impairment
Network Boundary Bridging
Adversaries may bridge network boundaries by compromising perimeter network devices or internal devices responsible for network segmentation. Breaching these devices may enable an adversary to bypass restrictions on traffic routing that otherwise separate trusted and untrusted networks. Devices such as routers and firewalls can be used to create boundaries between trusted and untrusted networks.…
CVEs1
In CISA KEVThe US Cybersecurity and Infrastructure Security Agency’s list of Known Exploited Vulnerabilities. A CVE is added when CISA has evidence that attackers are using it.1
Reports1
CVEs linked to Network Boundary Bridging
1 CVE, by priority. Each link shows its badge.- CVE-2026-7473Arista Extensible Operating System Incomplete Comparison with Missing Factors VulnerabilityArista · Extensible Operating SystemKEVPublic exploitMedium · 5.8T1190Exploit Public-Facing ApplicationT1599Network Boundary BridgingAI mapping from the description · primary impact1.1%Top 34%65.2priority