CVE-2020-1618 (GCVE-0-2020-1618)

Vulnerability from cvelistv5 – Published: 2020-04-08 19:25 – Updated: 2024-09-17 01:56
VLAI?
Title
Junos OS: EX and QFX Series: Console port authentication bypass vulnerability
Summary
On Juniper Networks EX and QFX Series, an authentication bypass vulnerability may allow a user connected to the console port to login as root without any password. This issue might only occur in certain scenarios: • At the first reboot after performing device factory reset using the command “request system zeroize”; or • A temporary moment during the first reboot after the software upgrade when the device configured in Virtual Chassis mode. This issue affects Juniper Networks Junos OS on EX and QFX Series: 14.1X53 versions prior to 14.1X53-D53; 15.1 versions prior to 15.1R7-S4; 15.1X53 versions prior to 15.1X53-D593; 16.1 versions prior to 16.1R7-S4; 17.1 versions prior to 17.1R2-S11, 17.1R3-S1; 17.2 versions prior to 17.2R3-S3; 17.3 versions prior to 17.3R2-S5, 17.3R3-S6; 17.4 versions prior to 17.4R2-S9, 17.4R3; 18.1 versions prior to 18.1R3-S8; 18.2 versions prior to 18.2R2; 18.3 versions prior to 18.3R1-S7, 18.3R2. This issue does not affect Juniper Networks Junos OS 12.3.
Severity ?
6.3 (Medium)
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
  • CWE-288 - Authentication Bypass Using an Alternate Path or Channel
Assigner
References
https://kb.juniper.net/JSA11001 x_refsource_CONFIRM
Impacted products
Vendor Product Version
Juniper Networks Junos OS Unaffected: 12.3
Affected: 14.1X53 , < 14.1X53-D53 (custom)
Affected: 15.1 , < 15.1R7-S4 (custom)
Affected: 15.1X53 , < 15.1X53-D593 (custom)
Affected: 16.1 , < 16.1R7-S4 (custom)
Affected: 17.1 , < 17.1R2-S11, 17.1R3-S1 (custom)
Affected: 17.2 , < 17.2R3-S3 (custom)
Affected: 17.3 , < 17.3R2-S5, 17.3R3-S6 (custom)
Affected: 17.4 , < 17.4R2-S9, 17.4R3 (custom)
Affected: 18.1 , < 18.1R3-S8 (custom)
Affected: 18.2 , < 18.2R2 (custom)
Affected: 18.3 , < 18.3R1-S7, 18.3R2 (custom)
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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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