#VU102530 Out-of-bounds read in Juniper Junos OS and Junos OS Evolved - CVE-2025-21598

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Main Vulnerability Database Vulnerabilities #VU102530

#VU102530 Out-of-bounds read in Juniper Junos OS and Junos OS Evolved - CVE-2025-21598

Published: January 10, 2025


Vulnerability identifier: #VU102530
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/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-2025-21598
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Juniper Junos OS
Junos OS Evolved
Software vendor:
Juniper Networks, Inc.

Description

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

The vulnerability exists due to a boundary condition in routing protocol daemon (rpd). A remote attacker can send malformed BGP packets to the affected device, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links