CVSS 3.1 Score 8.6 of 10 (high)


Published Feb 29, 2024
Updated: Mar 4, 2024
CWE ID 400
CWE ID 770


CVE-2024-20321 is a vulnerability in the External Border Gateway Protocol (eBGP) implementation of Cisco NX-OS Software. It affects various Cisco products. The vulnerability allows an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected device by sending large amounts of network traffic with certain characteristics. This can lead to eBGP neighbor sessions being dropped and result in a DoS condition in the network. To remediate this vulnerability, it is recommended to apply the necessary security patches or updates provided by Cisco. This vulnerability poses a high danger to organizations as it can disrupt network connectivity and cause significant downtime if exploited.

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