Vulnerability Details CVE-2021-0226
On Juniper Networks Junos OS Evolved devices, receipt of a specific IPv6 packet may cause an established IPv6 BGP session to terminate, creating a Denial of Service (DoS) condition. Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue does not affect IPv4 BGP sessions. This issue affects IBGP or EBGP peer sessions with IPv6. This issue affects: Juniper Networks Junos OS Evolved: 19.4 versions prior to 19.4R2-S3-EVO; 20.1 versions prior to 20.1R2-S3-EVO; 20.2 versions prior to 20.2R2-S1-EVO; 20.3 versions prior to 20.3R2-EVO. This issue does not affect Juniper Networks Junos OS releases.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 66.5%
CVSS Severity
CVSS v3 Score 7.1
CVSS v2 Score 5.0
Products affected by CVE-2021-0226
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cpe:2.3:o:juniper:junos_os_evolved:20.1
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cpe:2.3:o:juniper:junos_os_evolved:20.2
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cpe:2.3:o:juniper:junos_os_evolved:20.3