CVE-2025-21589
CRITICAL
9.8
CVSS 3.1
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.
Metadata
Severity & Metrics
9.8
CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Affected products (3)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Juniper Networks | Session Smart Conductor | — | 5.6.7 < 5.6.17, 6.0 < 6.0.8, 6.1 < 6.1.12-lts, 6.2 < 6.2.8-lts … |
| Juniper Networks | Session Smart Router | — | 5.6.7 < 5.6.17, 6.0 < 6.0.8, 6.1 < 6.1.12-lts, 6.2 < 6.2.8-lts … |
| Juniper Networks | WAN Assurance Managed Router | — | 5.6.7 < 5.6.17, 6.0 < 6.0.8, 6.1 < 6.1.12-lts, 6.2 < 6.2.8-lts … |
Weakness (CWE)
| CWE | Source | Description |
|---|---|---|
| CWE-288 | cna | CWE-288 Authentication Bypass Using an Alternate Path or Channel |
CVSS scores (2)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 9.8 | CRITICAL | 3.1 | cna | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 9.3 | CRITICAL | 4.0 | cna | 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 |
References (3)