CVE-2025-52980CWE-198

Junos OS: SRX300 Series: rpd will crash upon receiving a specific, valid BGP UPDATE message

High · published July 11, 2025

CVSS v4.0
8.7
EPSS
0%
Percentile
38.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/RE:M
EPSS
0.00457 · 38.1th percentile
Weakness
CWE-198 · Use of Incorrect Byte Ordering
Published
2025-07-11T15:08Z
EPSS history
Timeline
  • 11 JUL 15:08Z
    Junos OS: SRX300 Series: rpd will crash upon receiving a specific, valid BGP UPDATE message
    cvelistv5