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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.1 HIGH
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
juniperCNA
7.1 HIGH
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 66%
VendorProductVersion
juniperjunos_os_evolved
20.1:r1
juniperjunos_os_evolved
20.1:r1-s1
juniperjunos_os_evolved
20.1:r2
juniperjunos_os_evolved
20.1:r2-s1
juniperjunos_os_evolved
20.1:r2-s2
juniperjunos_os_evolved
20.2:r1
juniperjunos_os_evolved
20.2:r1-s1
juniperjunos_os_evolved
20.2:r2
juniperjunos_os_evolved
20.3:r1
juniperjunos_os_evolved
20.3:r1-s1
𝑥
= Vulnerable software versions