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JuniperCVELIST:CVE-2020-1618

HistoryApr 08, 2020 - 7:25 p.m.

CVE-2020-1618 Junos OS: EX and QFX Series: Console port authentication bypass vulnerability

2020-04-0819:25:54

CWE-288

juniper

www.cve.org

CVSS3

6.3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

6.9

Confidence

High

EPSS

0.001

Percentile

29.6%

JSON

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.

CNA Affected

[
  {
    "platforms": [
      "EX and QFX Series"
    ],
    "product": "Junos OS",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "status": "unaffected",
        "version": "12.3"
      },
      {
        "lessThan": "14.1X53-D53",
        "status": "affected",
        "version": "14.1X53",
        "versionType": "custom"
      },
      {
        "lessThan": "15.1R7-S4",
        "status": "affected",
        "version": "15.1",
        "versionType": "custom"
      },
      {
        "lessThan": "15.1X53-D593",
        "status": "affected",
        "version": "15.1X53",
        "versionType": "custom"
      },
      {
        "lessThan": "16.1R7-S4",
        "status": "affected",
        "version": "16.1",
        "versionType": "custom"
      },
      {
        "lessThan": "17.1R2-S11, 17.1R3-S1",
        "status": "affected",
        "version": "17.1",
        "versionType": "custom"
      },
      {
        "lessThan": "17.2R3-S3",
        "status": "affected",
        "version": "17.2",
        "versionType": "custom"
      },
      {
        "lessThan": "17.3R2-S5, 17.3R3-S6",
        "status": "affected",
        "version": "17.3",
        "versionType": "custom"
      },
      {
        "lessThan": "17.4R2-S9, 17.4R3",
        "status": "affected",
        "version": "17.4",
        "versionType": "custom"
      },
      {
        "lessThan": "18.1R3-S8",
        "status": "affected",
        "version": "18.1",
        "versionType": "custom"
      },
      {
        "lessThan": "18.2R2",
        "status": "affected",
        "version": "18.2",
        "versionType": "custom"
      },
      {
        "lessThan": "18.3R1-S7, 18.3R2",
        "status": "affected",
        "version": "18.3",
        "versionType": "custom"
      }
    ]
  }
]

References

kb.juniper.net/JSA11001

CVSS3

6.3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

6.9

Confidence

High

EPSS

0.001

Percentile

29.6%

JSON

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