Riskcovery

CVE-2023-44194

Junos OS: An unauthenticated attacker with local access to the device can create a backdoor with root privileges

State
Published
Severity
8.4 High
Published
Oct 12, 2023
Updated
Feb 27, 2025
Reserved
Sep 26, 2023

Read the record on cve.org

Description

An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS allows an unauthenticated attacker with local access to the device to create a backdoor with root privileges. 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 issue affects Juniper Networks Junos OS:

* All versions prior to 20.4R3-S5; * 21.1 versions prior to 21.1R3-S4; * 21.2 versions prior to 21.2R3-S4; * 21.3 versions prior to 21.3R3-S3; * 21.4 versions prior to 21.4R3-S1.

Scores

CVSSScoreVectorSource
3.18.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hjuniper

Weaknesses

  • CWE-276 Incorrect Default Permissions

Affected Products

ProductVersions
Junos OSJuniper Networks
  • before 20.4R3-S5Affected
  • 21.1 to before 21.1R3-S4Affected
  • 21.2 to before 21.2R3-S4Affected
  • 21.3 to before 21.3R3-S3Affected
  • 21.4 to before 21.4R3-S1Affected

References

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