CVE-2024-21613

MEDIUM

Juniper Junos OS/OS Evolved - DoS via RPD Memory Leak in OSPF/ISIS

Title source: llm
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 6.5
EPSS 0.0003
EPSS Percentile 9.4%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-401
Status published
Products (6)
juniper/junos 21.2 (10 CPE variants)
juniper/junos 21.3 (12 CPE variants)
juniper/junos 21.4 (10 CPE variants)
juniper/junos 22.1 (7 CPE variants)
juniper/junos 22.2 (7 CPE variants)
juniper/junos_os_evolved 21.3 (4 CPE variants)
Published Jan 12, 2024
Tracked Since Feb 18, 2026