Cisco IOS Software Precision Time Protocol Denial of Service Vulnerability

CVE-2018-0473 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

A vulnerability in the Precision Time Protocol (PTP) subsystem of Cisco IOS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition of the Precision Time Protocol. The vulnerability is due to insufficient processing of PTP packets. An attacker could exploit this vulnerability by sending a custom PTP packet to, or through, an affected device. A successful exploit could allow the attacker to cause a DoS condition for the PTP subsystem, resulting in time synchronization issues across the network.

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