CVE-2020-1666 - CVE House
Back to Database
Status published Medium CVE-2020-1666

Junos OS Evolved: 'console log-out-on-disconnect' fails to terminate session on console cable disconnection

Vulnerability Description

The system console configuration option 'log-out-on-disconnect' In Juniper Networks Junos OS Evolved fails to log out an active CLI session when the console cable is disconnected. This could allow a malicious attacker with physical access to the console the ability to resume a previous interactive session and possibly gain administrative privileges. This issue affects all Juniper Networks Junos OS Evolved versions after 18.4R1-EVO, prior to 20.2R1-EVO.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-1666

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Juniper Networks

View all reports →

Affected Software

Junos OS Evolved
Vulnerable Versions:
unspecified

Timeline

Official Publish: October 16th, 2020
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)