Junos OS and Junos OS Evolved: An attacker causes routing-daemon denial of service when an MSDP or PIM policy uses AS-path expansion (Juniper Networks Junos OS)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.46 % · percentile 40 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- juniper
- NVD status
- Awaiting Analysis
Description
A NULL Pointer Dereference vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated configured MSDP peer or adjacent PIM sender to cause a denial of service via an MSDP or PIM policy that uses AS-path expansion.
Weaknesses (CWE)
- CWE-476 — NULL Pointer Dereference
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | juniper |
| CVSS 4.0 | HIGH 8.7 | 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/V:C/RE:M | juniper |
| CVSS 4.0 | HIGH 8.7 | 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/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:Y/R:A/V:C/RE:M/U:X | NVD · sirt@juniper.net (Secondary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · sirt@juniper.net (Secondary) |
European references
- ENISA EUVD · EUVD-2026-101354
- GCVE · GCVE-0-2026-102029
CERT-FR advisories
- CERTFR-2026-AVI-1322 — Multiples vulnérabilités dans les produits Juniper Networks · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Juniper Networks · Junos OS | affected 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 Evolved | affected 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
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |