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CVE-2021-0215

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CVE-2021-0215

Published: Jan 15, 2021

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

On Juniper Networks Junos EX series, QFX Series, MX Series and SRX branch series devices, a memory leak occurs every time the 802.1X authenticator port interface flaps which can lead to other processes, such as the pfex process, responsible for packet forwarding, to crash and restart. An administrator can use the following CLI command to monitor the status of memory consumption: user@device> show task memory detail Please refer to https://kb.juniper.net/KB31522 for details. This issue affects Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D54; 15.1X49 versions prior to 15.1X49-D240 ; 15.1X53 versions prior to 15.1X53-D593; 16.1 versions prior to 16.1R7-S8; 17.2 versions prior to 17.2R3-S4; 17.3 versions prior to 17.3R3-S8; 17.4 versions prior to 17.4R2-S11, 17.4R3-S2; 18.1 versions prior to 18.1R3-S10 ; 18.2 versions prior to 18.2R2-S7, 18.2R3-S3; 18.3 versions prior to 18.3R2-S4, 18.3R3-S2; 18.4 versions prior to 18.4R1-S7, 18.4R2-S4, 18.4R3-S2; 19.1 versions prior to 19.1R1-S5, 19.1R2-S2, 19.1R3; 19.2 versions prior to 19.2R1-S5, 19.2R2; 19.3 versions prior to 19.3R2-S3, 19.3R3; 19.4 versions prior to 19.4R1-S2, 19.4R2. This issue does not affect Juniper Networks Junos OS 12.3, 15.1.

VendorProductVersions

Juniper Networks

Junos OS

unaffected
12.3
unaffected
15.1

Juniper Networks

Junos OS

affected
14.1X53 - < 14.1X53-D54

Juniper Networks

Junos OS

affected
15.1X49 - < 15.1X49-D240

Juniper Networks

Junos OS

affected
15.1X53 - < 15.1X53-D593

Juniper Networks

Junos OS

affected
16.1 - < 16.1R7-S8
affected
17.2 - < 17.2R3-S4
affected
17.3 - < 17.3R3-S8
affected
17.4 - < 17.4R2-S11, 17.4R3-S2
affected
18.1 - < 18.1R3-S10

+7 more versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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