CVSS 3.1 Score 7.5 of 10 (high)


Published Apr 12, 2024
Updated: Apr 16, 2024
CWE ID 1286


CVE-2024-21598 is an Improper Validation of Syntactic Correctness of Input vulnerability found in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved. It allows an unauthenticated attacker to cause a Denial of Service (DoS) by sending a specifically malformed BGP update containing a tunnel encapsulation attribute. This vulnerability affects various versions of Junos OS and Junos OS Evolved. To remediate the issue, organizations should update their Juniper Networks software to the recommended versions. The potential danger posed by this vulnerability is a DoS attack, which could disrupt network services and impact the availability of affected systems.

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