PT-2023-6304 · Juniper Networks · Junos

Published 2023-10-11 · Updated 2023-10-20 · CVE-2023-44194

Positive Technologies (AI Summary)

CVSS v3.1

8.4

High

Base vector

AV:L/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 20.4R3-S5 Juniper Networks Junos OS version 21.1 versions prior to 21.1R3-S4 Juniper Networks Junos OS version 21.2 versions prior to 21.2R3-S4 Juniper Networks Junos OS version 21.3 versions prior to 21.3R3-S3 Juniper Networks Junos OS version 21.4 versions prior to 21.4R3-S1

Description The issue is caused by improper directory permissions on a certain system directory, allowing an attacker with access to this directory to create a backdoor with root privileges. This allows an unauthenticated attacker with local access to the device to elevate their privileges in the system.

Recommendations For versions prior to 20.4R3-S5, update to version 20.4R3-S5 or later. For version 21.1, update to version 21.1R3-S4 or later. For version 21.2, update to version 21.2R3-S4 or later. For version 21.3, update to version 21.3R3-S3 or later. For version 21.4, update to version 21.4R3-S1 or later.

Fix

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

BDU:2023-07015

CVE-2023-44194

Affected Products

Junos

References · 5

• https://bdu.fstec.ru/vul/2023-07015 · Security Note
• https://osv.dev/vulnerability/CVE-2023-44194 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-44194 · Security Note
• https://supportportal.juniper.net/JSA73158 · Vendor Advisory
• https://twitter.com/CVEnew/status/1712610875272736854 · Twitter Post