CVE-2025-21589
Session Smart Router, Session Smart Conductor, WAN Assurance Router: API Authentication Bypass vulnerability
At a glance
- Source
- NVD
- EPSS
- EPSS 1.55 % · percentile 75 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- juniper
- NVD status
- Deferred
Description
An Authentication Bypass Using an Alternate Path or Channel vulnerability in Juniper Networks Session Smart Router may allows a network-based attacker to bypass authentication and take administrative control of the device. This issue affects Session Smart Router: * from 5.6.7 before 5.6.17, * from 6.0 before 6.0.8 (affected from 6.0.8), * from 6.1 before 6.1.12-lts, * from 6.2 before 6.2.8-lts, * from 6.3 before 6.3.3-r2; This issue affects Session Smart Conductor: * from 5.6.7 before 5.6.17, * from 6.0 before 6.0.8 (affected from 6.0.8), * from 6.1 before 6.1.12-lts, * from 6.2 before 6.2.8-lts, * from 6.3 before 6.3.3-r2; This issue affects WAN Assurance Managed Routers: * from 5.6.7 before 5.6.17, * from 6.0 before 6.0.8 (affected from 6.0.8), * from 6.1 before 6.1.12-lts, * from 6.2 before 6.2.8-lts, * from 6.3 before 6.3.3-r2.
Weaknesses (CWE)
- CWE-288 — Authentication Bypass Using an Alternate Path or Channel
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | juniper |
| CVSS 4.0 | CRITICAL 9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | juniper |
| CVSS 4.0 | CRITICAL 9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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:X | NVD · sirt@juniper.net (Secondary) |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · sirt@juniper.net (Secondary) |
European references
- ENISA EUVD · EUVD-2025-206381
- GCVE · GCVE-0-2025-21589
CERT-FR advisories
- CERTFR-2025-AVI-0126 — Vulnérabilité dans les produits Juniper Networks · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Juniper Networks · Session Smart Router | affected 5.6.7 < 5.6.17 ; unaffected 6.0 < 6.0.8 ; affected 6.1 < 6.1.12-lts ; affected 6.2 < 6.2.8-lts ; affected 6.3 < 6.3.3-r2 |
| Juniper Networks · Session Smart Conductor | affected 5.6.7 < 5.6.17 ; unaffected 6.0 < 6.0.8 ; affected 6.1 < 6.1.12-lts ; affected 6.2 < 6.2.8-lts ; affected 6.3 < 6.3.3-r2 |
| Juniper Networks · WAN Assurance Managed Router | affected 5.6.7 < 5.6.17 ; unaffected 6.0 < 6.0.8 ; affected 6.1 < 6.1.12-lts ; affected 6.2 < 6.2.8-lts ; affected 6.3 < 6.3.3-r2 |
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 |