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CVE-2022-22171

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CVE-2022-22171

Published: Jan 19, 2022

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

An Improper Check for Unusual or Exceptional Conditions 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 the PFE to reset. This issue affects: Juniper Networks Junos OS 19.4 versions prior to 19.4R3-S7; 20.1 versions prior to 20.1R3-S3; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S2; 20.4 versions prior to 20.4R3-S1; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R2; 21.3 versions prior to 21.3R1-S1, 21.3R2. This issue does not affect versions of Junos OS prior to 19.4R1.

VendorProductVersions

Juniper Networks

Junos OS

unaffected
unspecified - < 19.4R1
affected
19.4 - < 19.4R3-S7
affected
20.1 - < 20.1R3-S3
affected
20.2 - < 20.2R3-S3
affected
20.3 - < 20.3R3-S2

+4 more versions

Weaknesses (CWE)

CWE-754

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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