Incorrect authorization in Junos OS - CVE-2025-6549
Published: July 18, 2025
Vulnerability identifier: #VU113056
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-6549
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
The vulnerability exists due to incorrect authorization error in the web server. A remote non-authenticated attacker can reach the Juniper Web Device Manager (J-Web).
When Juniper Secure connect (JSC) is enabled on specific interfaces, or multiple interfaces are configured for J-Web, the J-Web UI is reachable over more than the intended interfaces.
Affected software
Junos OS
How to mitigate CVE-2025-6549
Install updates from vendor's website.
Junos OS - addressed in versions 21.4R3-S9, 22.2R3-S5, 22.4R3-S5, 23.2R2-S3, 23.4R2-S5, 24.2R2, 24.4R1