CVE-2024-2973: Juniper Session Smart Conductor

Critical severity, CVSS 10.0. EPSS: 1.1% chance of exploitation in the next 30 days.

An Authentication Bypass Using an Alternate Path or Channel vulnerability in Juniper Networks Session Smart Router or conductor running with a redundant peer allows a network based attacker to bypass authentication and take full control of the device. Only routers or conductors that are running in high-availability redundant configurations are affected by this vulnerability. No other Juniper Networks products or platforms are affected by this issue. This issue affects: Session Smart Router:  * All versions before 5.6.15,  * from 6.0 before 6.1.9-lts,  * from 6.2 before 6.2.5-sts. Session Smart Conductor:  * All versions before 5.6.15,  * from 6.0 before 6.1.9-lts,  * from 6.2 before 6.2.5-sts.  WAN Assurance Router:  * 6.0 versions before 6.1.9-lts,  * 6.2 versions before 6.2.5-sts.

Affected products

• Juniper Session Smart Conductor: before 5.6.15 (fixed in 5.6.15); from 6.0, before 6.1.9-lts (fixed in 6.1.9-lts); from 6.2, before 6.2.5-sts (fixed in 6.2.5-sts)
• Juniper Session Smart Router: before 5.6.15 (fixed in 5.6.15); from 6.0, before 6.1.9-lts (fixed in 6.1.9-lts); from 6.2, before 6.2.5-sts (fixed in 6.2.5-sts)
• Juniper WAN Assurance Router: from 6.0, before 6.1.9-lts (fixed in 6.1.9-lts); from 6.2, before 6.2.5-sts (fixed in 6.2.5-sts)
• Juniper Networks Session Smart Conductor: before 5.6.15 (fixed in 5.6.15); from 6.0, before 6.1.9-lts (fixed in 6.1.9-lts); from 6.2, before 6.2.5-sts (fixed in 6.2.5-sts)
• Juniper Networks Session Smart Router: before 5.6.15 (fixed in 5.6.15); from 6.0, before 6.1.9-lts (fixed in 6.1.9-lts); from 6.2, before 6.2.5-sts (fixed in 6.2.5-sts)
• Juniper Networks WAN Assurance Router: from 6.0, before 6.1.9-lts (fixed in 6.1.9-lts); from 6.2, before 6.2.5-sts (fixed in 6.2.5-sts)

Published 2024-06-27. Last modified 2026-06-17.