PT-2022-6104 · Juniper Networks · Junos+1

Published

2022-07-13

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Updated

2022-07-29

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CVE-2022-22214

CVSS v2.0

6.8

Medium

VectorAV:N/AC:L/Au:S/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS versions prior to 12.3R12-S21 Juniper Networks Junos OS versions 15.1 prior to 15.1R7-S10 Juniper Networks Junos OS versions 17.3 prior to 17.3R3-S12 Juniper Networks Junos OS versions 18.3 prior to 18.3R3-S6 Juniper Networks Junos OS versions 18.4 prior to 18.4R2-S9, 18.4R3-S9 Juniper Networks Junos OS versions 19.1 prior to 19.1R2-S3, 19.1R3-S7 Juniper Networks Junos OS versions 19.2 prior to 19.2R1-S7, 19.2R3-S3 Juniper Networks Junos OS versions 19.3 prior to 19.3R2-S7, 19.3R3-S4 Juniper Networks Junos OS versions 19.4 prior to 19.4R3-S5 Juniper Networks Junos OS versions 20.1 prior to 20.1R3 Juniper Networks Junos OS versions 20.2 prior to 20.2R3-S2 Juniper Networks Junos OS versions 20.3 prior to 20.3R3 Juniper Networks Junos OS versions 20.4 prior to 20.4R2-S2, 20.4R3 Juniper Networks Junos OS versions 21.1 prior to 21.1R2 Juniper Networks Junos OS Evolved versions prior to 20.4R3-S3-EVO Juniper Networks Junos OS Evolved versions 21.2 prior to 21.2R3-EVO Juniper Networks Junos OS Evolved versions 21.3 prior to 21.3R2-S1-EVO, 21.3R3-EVO Juniper Networks Junos OS Evolved versions 21.4 prior to 21.4R2-EVO
Description The issue is caused by an Improper Input Validation vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved. This vulnerability allows an adjacent attacker to cause a PFE crash and thereby a Denial of Service (DoS) by sending a specific transit IPv6 packet over MPLS. The continued receipt of this packet will create a sustained Denial of Service (DoS) condition. This issue does not affect systems configured for IPv4 only.
Recommendations For Juniper Networks Junos OS versions prior to 12.3R12-S21, update to version 12.3R12-S21 or later. For Juniper Networks Junos OS versions 15.1 prior to 15.1R7-S10, update to version 15.1R7-S10 or later. For Juniper Networks Junos OS versions 17.3 prior to 17.3R3-S12, update to version 17.3R3-S12 or later. For Juniper Networks Junos OS versions 18.3 prior to 18.3R3-S6, update to version 18.3R3-S6 or later. For Juniper Networks Junos OS versions 18.4 prior to 18.4R2-S9, 18.4R3-S9, update to version 18.4R2-S9, 18.4R3-S9 or later. For Juniper Networks Junos OS versions 19.1 prior to 19.1R2-S3, 19.1R3-S7, update to version 19.1R2-S3, 19.1R3-S7 or later. For Juniper Networks Junos OS versions 19.2 prior to 19.2R1-S7, 19.2R3-S3, update to version 19.2R1-S7, 19.2R3-S3 or later. For Juniper Networks Junos OS versions 19.3 prior to 19.3R2-S7, 19.3R3-S4, update to version 19.3R2-S7, 19.3R3-S4 or later. For Juniper Networks Junos OS versions 19.4 prior to 19.4R3-S5, update to version 19.4R3-S5 or later. For Juniper Networks Junos OS versions 20.1 prior to 20.1R3, update to version 20.1R3 or later. For Juniper Networks Junos OS versions 20.2 prior to 20.2R3-S2, update to version 20.2R3-S2 or later. For Juniper Networks Junos OS versions 20.3 prior to 20.3R3, update to version 20.3R3 or later. For Juniper Networks Junos OS versions 20.4 prior to 20.4R2-S2, 20.4R3, update to version 20.4R2-S2, 20.4R3 or later. For Juniper Networks Junos OS versions 21.1 prior to 21.1R2, update to version 21.1R2 or later. For Juniper Networks Junos OS Evolved versions prior to 20.4R3-S3-EVO, update to version 20.4R3-S3-EVO or later. For Juniper Networks Junos OS Evolved versions 21.2 prior to 21.2R3-EVO, update to version 21.2R3-EVO or later. For Juniper Networks Junos OS Evolved versions 21.3 prior to 21.3R2-S1-EVO, 21.3R3-EVO, update to version 21.3R2-S1-EVO, 21.3R3-EVO or later. For Juniper Networks Junos OS Evolved versions 21.4 prior to 21.4R2-EVO, update to version 21.4R2-EVO or later.

Fix

DoS

RCE

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Weakness Enumeration

Related Identifiers

BDU:2023-00043
CVE-2022-22214

Affected Products

Junos
Junos Evolved