CVE-2024-39564 - CVE House
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Status published High CVE-2024-39564

Junos OS and Junos OS Evolved: Receipt of malformed BGP path attributes leads to RPD crash

Vulnerability Description

This is a similar, but different vulnerability than the issue reported as CVE-2024-39549. A double-free vulnerability in the routing process daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to send a malformed BGP Path attribute update which allocates memory used to log the bad path attribute. This double free of memory is causing an rpd crash, leading to a Denial of Service (DoS). This issue affects: Junos OS:  * from 22.4 before 22.4R3-S4. Junos OS Evolved: * from 22.4 before 22.4R3-S4-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

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Juniper SIRT would like to acknowledge and thank Craig Dods (cdods@meta.com) from Meta for responsibly reporting this vulnerability.

Affected Vendor

Juniper Networks

View all reports →

Affected Software

Junos OS, Junos OS Evolved
Vulnerable Versions:
22.4

Timeline

Official Publish: February 5th, 2025
Last Modified: February 26th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

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

Weaknesses (CWE)