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CISCO warn of a zero-day DoS flaw that is being actively exploited in attacks

November 2, 2018

Security experts from CISCO warn of a zero-day vulnerability that is being actively exploited in attacks in the wild.

The flaw, tracked as CVE-2018-15454, affects the Session Initiation Protocol (SIP) inspection engine of Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD). The flaw could be exploited by a remote attacker to trigger a DoS condition on the vulnerable device.

A vulnerability in the Session Initiation Protocol (SIP) inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload or trigger high CPU, resulting in a denial of service (DoS) condition.” reads the security advisory published by Cisco.

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