CVE-2022-22170

A Missing Release of Resource after Effective Lifetime vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an unauthenticated networked attacker to cause a Denial of Service (DoS) by sending specific packets over VXLAN which cause heap memory to leak and on exhaustion the PFE to reset. The heap memory utilization can be monitored with the command: user@host> show chassis fpc This issue affects: Juniper Networks Junos OS 19.4 versions prior to 19.4R2-S6, 19.4R3-S6; 20.1 versions prior to 20.1R3-S2; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S1; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R2. This issue does not affect versions of Junos OS prior to 19.4R1.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
juniperCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 58%
VendorProductVersion
juniperjunos
19.4:r1
juniperjunos
19.4:r1-s1
juniperjunos
19.4:r1-s2
juniperjunos
19.4:r1-s3
juniperjunos
19.4:r1-s4
juniperjunos
19.4:r2
juniperjunos
19.4:r2-s1
juniperjunos
19.4:r2-s2
juniperjunos
19.4:r2-s3
juniperjunos
19.4:r2-s4
juniperjunos
19.4:r2-s5
juniperjunos
19.4:r3
juniperjunos
19.4:r3-s1
juniperjunos
19.4:r3-s2
juniperjunos
19.4:r3-s3
juniperjunos
19.4:r3-s4
juniperjunos
19.4:r3-s5
juniperjunos
19.4:r3-s6
juniperjunos
20.1:r1
juniperjunos
20.1:r1-s1
juniperjunos
20.1:r1-s2
juniperjunos
20.1:r1-s3
juniperjunos
20.1:r1-s4
juniperjunos
20.1:r2
juniperjunos
20.1:r2-s1
juniperjunos
20.1:r2-s2
juniperjunos
20.1:r3
juniperjunos
20.1:r3-s1
juniperjunos
20.1:r3-s2
juniperjunos
20.2:r1
juniperjunos
20.2:r1-s1
juniperjunos
20.2:r1-s2
juniperjunos
20.2:r1-s3
juniperjunos
20.2:r2
juniperjunos
20.2:r2-s1
juniperjunos
20.2:r2-s2
juniperjunos
20.2:r2-s3
juniperjunos
20.2:r3
juniperjunos
20.2:r3-s1
juniperjunos
20.2:r3-s2
juniperjunos
20.3:r1
juniperjunos
20.3:r1-s1
juniperjunos
20.3:r2
juniperjunos
20.3:r2-s1
juniperjunos
20.3:r3
juniperjunos
20.3:r3-s1
juniperjunos
20.4:r1
juniperjunos
20.4:r1-s1
juniperjunos
20.4:r2
juniperjunos
20.4:r2-s1
juniperjunos
20.4:r2-s2
juniperjunos
20.4:r3
juniperjunos
21.1:r1
juniperjunos
21.1:r1-s1
juniperjunos
21.1:r2
juniperjunos
21.1:r2-s1
juniperjunos
21.2:r1
juniperjunos
21.2:r1-s1
juniperjunos
21.3:r1
𝑥
= Vulnerable software versions