CVE-2023-20169 (nx-os) | allinfosecnews.com

Aug. 23, 2023, 7:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

A vulnerability in the Intermediate System-to-Intermediate System (IS-IS) protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to unexpectedly restart, which could cause an affected device to reload.

This vulnerability is due to insufficient input validation when parsing an ingress IS-IS packet. An attacker could exploit this vulnerability by sending a crafted IS-IS packet to an …

cisco cisco nexus cisco nx-os cve device mode nexus nexus 9000 series nx-os process protocol series software switches system unauthenticated vulnerability

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