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01 Record

CVE-2020-1618

Junos OS: EX and QFX Series: Console port authentication bypass vulnerability

MediumPUBLISHEDCNA: juniper
CNA base score6.3 CVSS v3.xCVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

02 Description

Junos OS: EX and QFX Series: Console port authentication bypass vulnerability

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.36% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 29.8% of scored records. A rank, not a probability.
NVD base score
6.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-04-08 19:25Z6 YR AGO
Last updated
2024-09-17 01:56Z2 YR AGO
Reserved
2019-11-04
Assigning CNA
juniper
Record state
PUBLISHED
Severity
Medium (CVSS 6.3)
CNA CVSS vector
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-288Authentication Bypass Using an Alternate Path or ChannelBase
  • CWE-287Improper AuthenticationClass
Data version
5.1
Document digest
95142a6a59019cc2f7a626acfd92573eeda691e136ce0009f5af5f1bec9c4e04

05 Affected products

VendorProductVersionsPlatforms
Juniper NetworksJunos OS14.1X53 to < 14.1X53-D53, 15.1 to < 15.1R7-S4, 15.1X53 to < 15.1X53-D593, 16.1 to < 16.1R7-S4, 17.1 to < 17.1R2-S11, 17.1R3-S1, 17.2 to < 17.2R3-S3, 17.3 to < 17.3R2-S5, 17.3R3-S6, 17.4 to < 17.4R2-S9, 17.4R3, 18.1 to < 18.1R3-S8, 18.2 to < 18.2R2, 18.3 to < 18.3R1-S7, 18.3R2EX and QFX Series

06 References

07 Remediation

The following software releases have been updated to resolve this specific issue: 14.1X53-D53, 15.1X53-D593, 15.1R7-S4, 16.1R7-S4, 17.1R2-S11, 17.1R3-S1, 17.2R3-S3, 17.3R2-S5, 17.3R3-S6, 17.4R2-S9, 17.4R3, 18.1R3-S8, 18.2R2, 18.3R1-S7, 18.3R2, 18.4R1, and all subsequent releases.