PT-2022-5263 · Juniper Networks · Junos

Published 2022-10-17 · Updated 2022-11-07 · CVE-2022-22242

Positive Technologies (AI Summary)

CVSS v2.0

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Junos OS versions prior to 19.1R3-S9 Junos OS versions 19.2 prior to 19.2R3-S6 Junos OS versions 19.3 prior to 19.3R3-S7 Junos OS versions 19.4 prior to 19.4R2-S7, 19.4R3-S8 Junos OS versions 20.1 prior to 20.1R3-S5 Junos OS versions 20.2 prior to 20.2R3-S5 Junos OS versions 20.3 prior to 20.3R3-S5 Junos OS versions 20.4 prior to 20.4R3-S4 Junos OS versions 21.1 prior to 21.1R3-S4 Junos OS versions 21.2 prior to 21.2R3-S1 Junos OS versions 21.3 prior to 21.3R3 Junos OS versions 21.4 prior to 21.4R2 Junos OS versions 22.1 prior to 22.1R2

Description The issue is related to a Cross-site Scripting (XSS) vulnerability in the J-Web component of Juniper Networks Junos OS. This vulnerability allows an unauthenticated attacker to execute malicious scripts reflected off of J-Web to the victim's browser in the context of their session within J-Web. The vulnerability is caused by errors in processing input data.

Recommendations For Junos OS versions prior to 19.1R3-S9, update to version 19.1R3-S9 or later. For Junos OS versions 19.2 prior to 19.2R3-S6, update to version 19.2R3-S6 or later. For Junos OS versions 19.3 prior to 19.3R3-S7, update to version 19.3R3-S7 or later. For Junos OS versions 19.4 prior to 19.4R2-S7, 19.4R3-S8, update to version 19.4R2-S7, 19.4R3-S8 or later. For Junos OS versions 20.1 prior to 20.1R3-S5, update to version 20.1R3-S5 or later. For Junos OS versions 20.2 prior to 20.2R3-S5, update to version 20.2R3-S5 or later. For Junos OS versions 20.3 prior to 20.3R3-S5, update to version 20.3R3-S5 or later. For Junos OS versions 20.4 prior to 20.4R3-S4, update to version 20.4R3-S4 or later. For Junos OS versions 21.1 prior to 21.1R3-S4, update to version 21.1R3-S4 or later. For Junos OS versions 21.2 prior to 21.2R3-S1, update to version 21.2R3-S1 or later. For Junos OS versions 21.3 prior to 21.3R3, update to version 21.3R3 or later. For Junos OS versions 21.4 prior to 21.4R2, update to version 21.4R2 or later. For Junos OS versions 22.1 prior to 22.1R2, update to version 22.1R2 or later.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2022-06547

CVE-2022-22242

Affected Products

Junos

References · 9

• https://bdu.fstec.ru/vul/2022-06547 · Security Note
• https://osv.dev/vulnerability/CVE-2022-22242 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-22242 · Security Note
• https://kb.juniper.net/JSA69899 · Vendor Advisory
• https://supportportal.juniper.net/s/article/2022-10-Security-Bulletin-Junos-OS-Multiple-vulnerabilities-in-J-Web?language=en_US · Note
• https://t.me/proxy_bar/1138 · Telegram Post
• https://t.me/true_secator/3640 · Telegram Post
• https://t.me/cybersecuritytechnologies/7082 · Telegram Post
• https://octagon.net/blog/2022/10/28/juniper-sslvpn-junos-rce-and-multiple-vulnerabilities · Note