CVE-2024-39544

MEDIUM

Published Oct 11, 2024 Modified Jan 23, 2026 CWE-276

Description

An Incorrect Default Permissions vulnerability in the command line interface (CLI) of Juniper Networks Junos OS Evolved allows a low privileged local attacker to view NETCONF traceoptions files, representing an exposure of sensitive information. On all Junos OS Evolved platforms, when NETCONF traceoptions are configured, NETCONF traceoptions files get created with an incorrect group permission, which allows a low-privileged user can access sensitive information compromising the confidentiality of the system. Junos OS Evolved: * All versions before 20.4R3-S9-EVO, * 21.2-EVO before 21.2R3-S7-EVO, * 21.4-EVO before 21.4R3-S5-EVO, * 22.1-EVO before 22.1R3-S5-EVO, * 22.2-EVO before 22.2R3-S3-EVO, * 22.3-EVO before 22.3R3-EVO, 22.3R3-S2-EVO, * 22.4-EVO before 22.4R3-EVO, * 23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO.

Is your site exposed to CVE-2024-39544?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

5.0

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-276 Incorrect Default Permissions

Affected Products

Vendor	Product	Versions
juniper	junos_os_evolved	< 20.4
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All
juniper	junos_os_evolved	All

References

Advisories & Patches

https://supportportal.juniper.net/JSA88106

Frequently Asked Questions

What is CVE-2024-39544? +

How severe is CVE-2024-39544? +

CVE-2024-39544 has a CVSS v3.1 score of 5.0 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-39544? +

CVE-2024-39544 affects products from juniper, specifically: junos_os_evolved. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-39544? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-20718

Incorrect default permissions for some Intel(R) NPU Driver software installers before version 32.0.100.4511 within Ring 3: User Applications may allow …

CVE-2026-0539

Incorrect Default Permissions in pcvisit service binary on Windows allows a low-privileged local attacker to escalate their privileges by overwriting …

CVE-2025-2782

The WatchGuard Terminal Services Agent on Windows does not properly configure directory permissions when installed in a non-default directory. This …

CVE-2025-2781

The WatchGuard Mobile VPN with SSL Client on Windows does not properly configure directory permissions when installed in a non-default …

CVE-2025-4280

MacOS version of Poedit bundles a Python interpreter that inherits the Transparency, Consent, and Control (TCC) permissions granted by the …

CVE-2025-4412

On macOS systems, by utilizing a Launch Agent and loading the viscosity_openvpn process from the application bundle, it is possible …