Expected behavior violation in Junos OS Evolved and Juniper Junos OS - CVE-2025-52953

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Main Vulnerability Database Vulnerabilities #VU113059

Expected behavior violation in Junos OS Evolved and Juniper Junos OS - CVE-2025-52953

Published: July 18, 2025


Vulnerability identifier: #VU113059
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-52953
CWE-ID: CWE-440
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Juniper Networks, Inc.
Affected software:
Junos OS Evolved
Juniper Junos OS

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to expected behavior violation  error in the routing protocol daemon (rpd). A remote non-authenticated attacker can cause a BGP session reset, resulting in a Denial of Service (DoS).


How to mitigate CVE-2025-52953

Install updates from vendor's website.

Sources