CVE-2023-28982

HIGH

Juniper Networks Junos OS/Junos OS Evolved - DoS

Title source: llm
STIX 2.1

Description

A Missing Release of Memory after Effective Lifetime vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network based attacker to cause a Denial of Service (DoS). In a BGP rib sharding scenario, when an attribute of an active BGP route is updated memory will leak. As rpd memory usage increases over time the rpd process will eventually run out of memory, crash, and restart. The memory utilization can be monitored with the following CLI commands: show task memory show system processes extensive | match rpd This issue affects: Juniper Networks Junos OS 20.3 versions prior to 20.3R3-S2; 20.4 versions prior to 20.4R3-S6; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R3; 21.3 versions prior to 21.3R2. Juniper Networks Junos OS Evolved 20.3-EVO version 20.3R1-EVO and later versions; 20.4-EVO versions prior to 20.4R3-S6-EVO; 21.2-EVO versions prior to 21.2R3-EVO; 21.3-EVO versions prior to 21.3R2-EVO.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0044
EPSS Percentile 63.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/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 (7)
juniper/junos 20.3 (8 CPE variants)
juniper/junos 20.4 (12 CPE variants)
juniper/junos 21.1 (6 CPE variants)
juniper/junos 21.2 (7 CPE variants)
juniper/junos 21.3 (4 CPE variants)
juniper/junos_os_evolved 20.3 r1 (5 CPE variants)
juniper/junos_os_evolved 20.4 (8 CPE variants)
Published Apr 17, 2023
Tracked Since Feb 18, 2026