CVE-2024-39534 - CVE House
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Status published Medium CVE-2024-39534

Junos OS Evolved: Connections to the network and broadcast address accepted

Vulnerability Description

An Incorrect Comparison vulnerability in the local address verification API of Juniper Networks Junos OS Evolved allows an unauthenticated network-adjacent attacker to create sessions or send traffic to the device using the network and broadcast address of the subnet assigned to an interface. This is unintended and unexpected behavior and can allow an attacker to bypass certain compensating controls, such as stateless firewall filters. This issue affects Junos OS Evolved:  * All versions before 21.4R3-S8-EVO,  * 22.2-EVO before 22.2R3-S4-EVO,  * 22.3-EVO before 22.3R3-S4-EVO,  * 22.4-EVO before 22.4R3-S3-EVO,  * 23.2-EVO before 23.2R2-S1-EVO,  * 23.4-EVO before 23.4R1-S2-EVO, 23.4R2-EVO.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from Juniper Networks

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Junos OS and Junos OS Evolved: Optional transitive BGP attribute is modified before propagation to peers causing sessions to flap
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CVE-2025-60010
Junos OS and Junos OS Evolved: Device allows login for user with expired password
Medium 5.3
CVE-2025-60009
Junos Space: CLI Configlet page is vulnerable to reflected cross-site script injection
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CVE-2025-60007
Junos OS: A specifically crafted 'show chassis' command causes chassisd to crash
Medium 6.8

Affected Vendor

Juniper Networks

View all reports →

Affected Software

Junos OS Evolved
Vulnerable Versions:
0, 22.2-EVO, 22.3-EVO, 22.4-EVO, 23.2-EVO, 23.4-EVO

Timeline

Official Publish: October 11th, 2024
Last Modified: October 11th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses (CWE)

CWE-697

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.