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CVE-2021-0235

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CVE-2021-0235

Published: Apr 22, 2021

Modified: Sep 17, 2024

PUBLISHED

CVSS v3.1

7.3

HIGH

Description

On SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series devices using tenant services on Juniper Networks Junos OS, due to incorrect permission scheme assigned to tenant system administrators, a tenant system administrator may inadvertently send their network traffic to one or more tenants while concurrently modifying the overall device system traffic management, affecting all tenants and the service provider. Further, a tenant may inadvertently receive traffic from another tenant. This issue affects: Juniper Networks Junos OS 18.3 version 18.3R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2; 18.4 version 18.4R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.1 versions 19.1R1 and later versions on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.3 versions prior to 19.3R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 19.4 versions prior to 19.4R2-S4, 19.4R3-S2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3; 20.1 versions prior to 20.1R2, 20.1R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.2 versions prior to 20.2R2-S1, 20.2R3 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.3 versions prior to 20.3R1-S2, 20.3R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series; 20.4 versions prior to 20.4R1, 20.4R2 on SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3 vSRX Series. This issue does not affect Juniper Networks Junos OS versions prior to 18.3R1.

VendorProductVersions

Juniper Networks

Junos OS

affected
18.3R1 - < 18.3*

Juniper Networks

Junos OS

affected
18.4R1 - < 18.4*
affected
19.1R1 - < 19.1*
affected
19.2 - < 19.2R1-S6, 19.2R3-S2
affected
19.3 - < 19.3R3-S2
affected
19.4 - < 19.4R2-S4, 19.4R3-S2

Juniper Networks

Junos OS

affected
20.1 - < 20.1R2, 20.1R3
affected
20.2 - < 20.2R2-S1, 20.2R3
affected
20.3 - < 20.3R1-S2, 20.3R2
affected
20.4 - < 20.4R1, 20.4R2

Juniper Networks

Junos OS

unaffected
unspecified - < 18.3R1

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:L

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

High

Availability

Low

References

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