CVE-2025-52980

HIGH

Junos OS 22.1-23.4 Unauthenticated DoS via BGP Path Attribute

Title source: llm

Description

A Use of Incorrect Byte Ordering vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS on SRX300 Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). When a BGP update is received over an established BGP session which contains a specific, valid, optional, transitive path attribute, rpd will crash and restart. This issue affects eBGP and iBGP over IPv4 and IPv6. This issue affects: Junos OS: * 22.1 versions from 22.1R1 before 22.2R3-S4, * 22.3 versions before 22.3R3-S3, * 22.4 versions before 22.4R3-S2, * 23.2 versions before 23.2R2, * 23.4 versions before 23.4R2.

References (1)

Core 1

Core References

Vendor Advisory vendor-advisory

https://supportportal.juniper.net/JSA100084

Scores

CVSS v3 7.5

EPSS 0.0040

EPSS Percentile 61.0%

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-198

Status published

Products (5)

juniper/junos 22.1 r1 (10 CPE variants)

juniper/junos 22.3 (10 CPE variants)

juniper/junos 22.4 (9 CPE variants)

juniper/junos 23.2 (4 CPE variants)

juniper/junos 23.4 (4 CPE variants)

Published Jul 11, 2025

Tracked Since Feb 18, 2026