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CVE-2024-21613

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CVE-2024-21613

Published: Jan 12, 2024

Modified: Jun 17, 2025

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

A Missing Release of Memory after Effective Lifetime vulnerability in Routing Protocol Daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause an rpd crash, leading to Denial of Service (DoS). On all Junos OS and Junos OS Evolved platforms, when traffic engineering is enabled for OSPF or ISIS, and a link flaps, a patroot memory leak is observed. This memory leak, over time, will lead to an rpd crash and restart. The memory usage can be monitored using the below command. user@host> show task memory detail | match patroot This issue affects: Juniper Networks Junos OS * All versions earlier than 21.2R3-S3; * 21.3 versions earlier than 21.3R3-S5; * 21.4 versions earlier than 21.4R3-S3; * 22.1 versions earlier than 22.1R3; * 22.2 versions earlier than 22.2R3. Juniper Networks Junos OS Evolved * All versions earlier than 21.3R3-S5-EVO; * 21.4 versions earlier than 21.4R3-EVO; * 22.1 versions earlier than 22.1R3-EVO; * 22.2 versions earlier than 22.2R3-EVO.

VendorProductVersions

Juniper Networks

Junos OS

affected
0 - < 21.2R3-S3
affected
21.3 - < 21.3R3-S5
affected
21.4 - < 21.4R3-S3
affected
22.1 - < 22.1R3
affected
22.2 - < 22.2R3

Juniper Networks

Junos OS Evolved

affected
0 - < 21.3R3-S5-EVO
affected
21.4 - < 21.4R3-EVO
affected
22.1 - < 22.1R3-EVO
affected
22.2 - < 22.2R3-EVO

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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