Junos OS and Junos OS Evolved: A specific BGP ISO-VPN update causes an rpd crash when BMP or NSR is enabled (Juniper Networks Junos OS)

CVE-2026-101952
HIGH 8.7

At a glance

Source
NVD
EPSS
EPSS 0.36 % · percentile 30 ()
State
PUBLISHED
Published
Updated
Assigner
juniper
NVD status
Awaiting Analysis

Description

An Improper Validation of Consistency within Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a configured BGP ISO-VPN peer to cause an rpd crash by sending a specific ISO-VPN update which is then processed by BMP route monitoring or NSR.

Weaknesses (CWE)

  • CWE-1284 — Improper Validation of Specified Quantity in Input

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hjuniper
CVSS 4.0HIGH 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:Ljuniper
CVSS 4.0HIGH 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XNVD · sirt@juniper.net (Secondary)
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HNVD · sirt@juniper.net (Secondary)

European references

CERT-FR advisories

Affected products

ProductVersions
Juniper Networks · Junos OSaffected 0 < 23.2R2-S7.7 ; affected 23.4 < 23.4R2-S8.13 ; affected 24.2 < 24.2R2-S5.5 ; affected 24.4 < 24.4R2-S5 ; affected 25.2 < 25.2R2-S2 ; affected 25.4 < 25.4R1-S3
Juniper Networks · Junos OS Evolvedaffected 0 < 23.2R2-S7.7-EVO ; affected 23.4 < 23.4R2-S8.11-EVO ; affected 24.2 < 24.2R2-S5.6-EVO ; affected 24.4 < 24.4R2-S5-EVO ; affected 25.2 < 25.2R2-S2-EVO ; affected 25.4 < 25.4R1-S3-EVO

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD