CVE-2020-1666 vulnerability in Juniper Networks Products
Published on October 16, 2020
Junos OS Evolved: 'console log-out-on-disconnect' fails to terminate session on console cable disconnection
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.
Vulnerability Analysis
CVE-2020-1666 is exploitable with physical access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2020-1666 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2020-1666
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Affected Versions
Juniper Networks Junos OS Evolved:- Version unspecified and below 20.2R1-EVO is affected.
- Version unspecified and below 18.4R1-EVO is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.