PT-2022-1445 · Juniper Networks · Junos

Published 2022-01-12 · Updated 2022-01-28 · CVE-2022-22163

Positive Technologies (AI Summary)

CVSS v3.1

7.4

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Junos OS versions prior to 15.1R7-S11 Junos OS versions 18.4 prior to 18.4R3-S9 Junos OS versions 19.1 prior to 19.1R2-S3, 19.1R3-S7 Junos OS versions 19.2 prior to 19.2R1-S8, 19.2R3-S3 Junos OS versions 19.4 prior to 19.4R3-S5 Junos OS versions 20.1 prior to 20.1R3-S1 Junos OS versions 20.2 prior to 20.2R3-S2 Junos OS versions 20.3 prior to 20.3R3-S1 Junos OS versions 20.4 prior to 20.4R3 Junos OS versions 21.1 prior to 21.1R2 Junos OS versions 21.2 prior to 21.2R2

Description The issue is related to insufficient input validation in the jdhcpd daemon of Junos OS, allowing a remote attacker to cause a denial of service. If a device is configured as a DHCPv6 local server and persistent storage is enabled, jdhcpd will crash when receiving a specific DHCPv6 message.

Recommendations For Junos OS versions prior to 15.1R7-S11, update to version 15.1R7-S11 or later. For Junos OS versions 18.4 prior to 18.4R3-S9, update to version 18.4R3-S9 or later. For 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 Junos OS versions 19.2 prior to 19.2R1-S8, 19.2R3-S3, update to version 19.2R1-S8, 19.2R3-S3 or later. For Junos OS versions 19.4 prior to 19.4R3-S5, update to version 19.4R3-S5 or later. For Junos OS versions 20.1 prior to 20.1R3-S1, update to version 20.1R3-S1 or later. For Junos OS versions 20.2 prior to 20.2R3-S2, update to version 20.2R3-S2 or later. For Junos OS versions 20.3 prior to 20.3R3-S1, update to version 20.3R3-S1 or later. For Junos OS versions 20.4 prior to 20.4R3, update to version 20.4R3 or later. For Junos OS versions 21.1 prior to 21.1R2, update to version 21.1R2 or later. For Junos OS versions 21.2 prior to 21.2R2, update to version 21.2R2 or later.

Fix

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2022-00548

CVE-2022-22163

Affected Products

Junos

References · 6

• https://kb.juniper.net/JSA11271 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-22163 · Security Note
• https://osv.dev/vulnerability/CVE-2022-22163 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00548 · Security Note
• https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11271&actp=METADATA · Note
• https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11271&actp=METADATA · Note