CVE-2020-1666
MEDIUMJuniper Junos OS Evolved 18.4R1-EVO-20.2R1-EVO - Unauthenticated Session Resumption via Console Disconnect
Title source: llmDescription
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.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://kb.juniper.net/JSA11063
Scores
CVSS v3
6.6
EPSS
0.0004
EPSS Percentile
12.8%
Attack Vector
PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-284
CWE-613
Status
published
Products (4)
juniper/junos_os_evolved
19.2 r1 (2 CPE variants)
juniper/junos_os_evolved
19.3 r2
juniper/junos_os_evolved
19.4 r1 (3 CPE variants)
juniper/junos_os_evolved
20.1 r1
Published
Oct 16, 2020
Tracked Since
Feb 18, 2026