PT-2022-5199 · Juniper Networks · Junos

Published 2022-04-13 · Updated 2022-04-21 · CVE-2022-22181

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS versions prior to 18.3R3-S5 Juniper Networks Junos OS 18.4 versions prior to 18.4R3-S9 Juniper Networks Junos OS 19.1 versions prior to 19.1R3-S6 Juniper Networks Junos OS 19.2 versions prior to 19.2R3-S3 Juniper Networks Junos OS 19.3 versions prior to 19.3R2-S6, 19.3R3-S3 Juniper Networks Junos OS 19.4 versions prior to 19.4R3-S5 Juniper Networks Junos OS 20.1 versions prior to 20.1R3-S4 Juniper Networks Junos OS 20.2 versions prior to 20.2R3-S2 Juniper Networks Junos OS 20.3 versions prior to 20.3R3 Juniper Networks Junos OS 20.4 versions prior to 20.4R3 Juniper Networks Junos OS 21.1 versions prior to 21.1R1-S1, 21.1R2

Description A reflected Cross-site Scripting (XSS) issue in J-Web of Juniper Networks Junos OS allows a network-based authenticated attacker to run malicious scripts reflected off J-Web to the victim's browser in the context of their session within J-Web. This may allow the attacker to gain control of the device or attack other authenticated user sessions.

Recommendations For Juniper Networks Junos OS versions prior to 18.3R3-S5, update to version 18.3R3-S5 or later. For Juniper Networks Junos OS 18.4 versions prior to 18.4R3-S9, update to version 18.4R3-S9 or later. For Juniper Networks Junos OS 19.1 versions prior to 19.1R3-S6, update to version 19.1R3-S6 or later. For Juniper Networks Junos OS 19.2 versions prior to 19.2R3-S3, update to version 19.2R3-S3 or later. For Juniper Networks Junos OS 19.3 versions prior to 19.3R2-S6, 19.3R3-S3, update to version 19.3R2-S6, 19.3R3-S3 or later. For Juniper Networks Junos OS 19.4 versions prior to 19.4R3-S5, update to version 19.4R3-S5 or later. For Juniper Networks Junos OS 20.1 versions prior to 20.1R3-S4, update to version 20.1R3-S4 or later. For Juniper Networks Junos OS 20.2 versions prior to 20.2R3-S2, update to version 20.2R3-S2 or later. For Juniper Networks Junos OS 20.3 versions prior to 20.3R3, update to version 20.3R3 or later. For Juniper Networks Junos OS 20.4 versions prior to 20.4R3, update to version 20.4R3 or later. For Juniper Networks Junos OS 21.1 versions prior to 21.1R1-S1, 21.1R2, update to version 21.1R1-S1, 21.1R2 or later. As a temporary workaround, consider restricting access to J-Web to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2022-06456

CVE-2022-22181

Affected Products

Junos

References · 5

• https://kb.juniper.net/JSA69517 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-06456 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-22181 · Security Note
• https://osv.dev/vulnerability/CVE-2022-22181 · Vendor Advisory
• https://t.me/cibsecurity/40785 · Telegram Post