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Cisco Patches Critical Flaw In ASR 9000 Routers

April 18, 2019

Cisco has rushed out patches for a critical vulnerability in its ASR 9000 routers that could give remote, unauthenticated attackers access to the devices – as well as the power to launch denial-of-service (DoS) attacks against them.

The flaw is specifically in Cisco Aggregation Services Routers (ASR) 9000 Series, Cisco’s popular carrier Ethernet router intended for service applications. The vulnerability could allow an unauthenticated, remote attacker to access internal applications on the sysadmin virtual machine for the router, according to a Wednesday advisory.

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