Medium severity · published Oct 16, 2020
CVE-2020-1666
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
6.6
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Junos OS Evolved · Juniper
19.2; 19.2; 19.3; 19.4; 19.4; 19.4; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-1666
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-1666
Vendor Advisory
https://kb.juniper.net/JSA11063
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