PT-2023-3306 · Juniper Networks · Junos

Published 2023-04-12 · Updated 2023-04-28 · CVE-2023-28962

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS versions prior to 19.4R3-S11 Juniper Networks Junos OS version 20.1R1 and later versions Juniper Networks Junos OS versions prior to 20.2R3-S7 Juniper Networks Junos OS version 20.3R1 and later versions Juniper Networks Junos OS versions prior to 20.4R3-S6 Juniper Networks Junos OS version 21.1R1 and later versions Juniper Networks Junos OS versions prior to 21.2R3-S4 Juniper Networks Junos OS versions prior to 21.3R3-S3 Juniper Networks Junos OS versions prior to 21.4R3-S3 Juniper Networks Junos OS versions prior to 22.1R3-S1 Juniper Networks Junos OS versions prior to 22.2R2-S1, 22.2R3 Juniper Networks Junos OS versions prior to 22.3R1-S2, 22.3R2

Description The issue is related to an Improper Authentication vulnerability in the upload-file.php file used by the J-Web component of Juniper Networks Junos OS. This allows an unauthenticated, network-based attacker to upload arbitrary files to temporary folders on the device.

Recommendations For Juniper Networks Junos OS versions prior to 19.4R3-S11, update to version 19.4R3-S11 or later. For Juniper Networks Junos OS version 20.1R1 and later versions, no specific action is required for these versions as they are not vulnerable in the context provided. For Juniper Networks Junos OS versions prior to 20.2R3-S7, update to version 20.2R3-S7 or later. For Juniper Networks Junos OS version 20.3R1 and later versions, no specific action is required for these versions as they are not vulnerable in the context provided. For Juniper Networks Junos OS versions prior to 20.4R3-S6, update to version 20.4R3-S6 or later. For Juniper Networks Junos OS version 21.1R1 and later versions, no specific action is required for these versions as they are not vulnerable in the context provided. For Juniper Networks Junos OS versions prior to 21.2R3-S4, update to version 21.2R3-S4 or later. For Juniper Networks Junos OS versions prior to 21.3R3-S3, update to version 21.3R3-S3 or later. For Juniper Networks Junos OS versions prior to 21.4R3-S3, update to version 21.4R3-S3 or later. For Juniper Networks Junos OS versions prior to 22.1R3-S1, update to version 22.1R3-S1 or later. For Juniper Networks Junos OS versions prior to 22.2R2-S1, 22.2R3, update to version 22.2R2-S1 or later, and ensure not to use version 22.2R3 until a fixed version is available. For Juniper Networks Junos OS versions prior to 22.3R1-S2, 22.3R2, update to version 22.3R1-S2 or later, and ensure not to use version 22.3R2 until a fixed version is available. As a temporary workaround, consider restricting access to the upload-file.php file used by the J-Web component until a patch is available.

Fix

Improper Authentication

Unrestricted File Upload

Weakness Enumeration

CWE-287

CWE-434

Related Identifiers

BDU:2023-03451

CVE-2023-28962

Affected Products

Junos

References · 6

• https://bdu.fstec.ru/vul/2023-03451 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-28962 · Security Note
• https://supportportal.juniper.net/JSA70587 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-28962 · Vendor Advisory
• https://vuldb.com/ru/?id.226207 · Note
• https://t.me/cvenotify/48466 · Telegram Post