Executive Summary

Informations
Name CVE-2018-0021 First vendor Publication 2018-04-11
Vendor Cve Last vendor Modification 2019-10-09

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 5.9 Temporal Score 8.8
Exploitabality Sub Score 2.8
 
Attack Vector Adjacent Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:A/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 3.3 Attack Range Adjacent network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 6.5 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

If all 64 digits of the connectivity association name (CKN) key or all 32 digits of the connectivity association key (CAK) key are not configured, all remaining digits will be auto-configured to 0. Hence, Juniper devices configured with short MacSec keys are at risk to an increased likelihood that an attacker will discover the secret passphrases configured for these keys through dictionary-based and brute-force-based attacks using spoofed packets. Affected releases are Juniper Networks Junos OS: 14.1 versions prior to 14.1R10, 14.1R9; 14.1X53 versions prior to 14.1X53-D47; 15.1 versions prior to 15.1R4-S9, 15.1R6-S6, 15.1R7; 15.1X49 versions prior to 15.1X49-D100; 15.1X53 versions prior to 15.1X53-D59; 16.1 versions prior to 16.1R3-S8, 16.1R4-S8, 16.1R5; 16.2 versions prior to 16.2R1-S6, 16.2R2; 17.1 versions prior to 17.1R2.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0021

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 61

Nessus® Vulnerability Scanner

Date Description
2018-04-20 Name : The remote device is missing a vendor-supplied security patch.
File : juniper_jsa10854.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
CONFIRM https://kb.juniper.net/JSA10854
SECTRACK http://www.securitytracker.com/id/1040789

Alert History

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Date Informations
2024-02-02 01:50:03
  • Multiple Updates
2024-02-01 12:14:08
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2023-09-05 12:48:00
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2023-09-05 01:13:52
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2023-09-02 12:47:32
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2023-09-02 01:14:08
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2023-08-12 12:51:14
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2023-08-12 01:13:25
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2023-08-11 12:45:34
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2023-08-11 01:13:46
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2023-08-06 12:44:09
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2023-08-06 01:13:22
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2023-08-04 12:44:22
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2023-08-04 01:13:27
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2023-07-14 12:44:25
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2023-07-14 01:13:29
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2023-03-29 01:46:04
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2023-03-28 12:13:49
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2022-10-11 12:39:49
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2022-10-11 01:13:31
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2021-05-04 13:07:36
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2021-04-22 02:21:05
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2020-05-23 01:04:55
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2019-10-10 05:20:09
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2019-10-03 09:20:40
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2019-04-16 12:09:05
  • Multiple Updates
2018-05-21 21:20:02
  • Multiple Updates
2018-05-06 09:19:04
  • Multiple Updates
2018-04-12 00:19:06
  • First insertion