Executive Summary

Informations
Name CVE-2021-0271 First vendor Publication 2021-04-22
Vendor Cve Last vendor Modification 2021-07-23

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Adjacent Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
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Security-Database Scoring CVSS v2

Cvss vector : (AV:A/AC:L/Au:N/C:N/I:N/A:P)
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
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Detail

A Double Free vulnerability in the software forwarding interface daemon (sfid) process of Juniper Networks Junos OS allows an adjacently-connected attacker to cause a Denial of Service (DoS) by sending a crafted ARP packet to the device. Continued receipt and processing of the crafted ARP packets will create a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS on EX2200-C Series, EX3200 Series, EX3300 Series, EX4200 Series, EX4500 Series, EX4550 Series, EX6210 Series, EX8208 Series, EX8216 Series. 12.3 versions prior to 12.3R12-S17; 15.1 versions prior to 15.1R7-S8. This issue only affects the listed Marvell-chipset based EX Series devices. No other products or platforms are affected.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0271

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-415 Double Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 72

Sources (Detail)

Source Url
MISC https://kb.juniper.net/JSA11162

Alert History

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Date Informations
2021-07-24 00:23:09
  • Multiple Updates
2021-04-28 21:23:13
  • Multiple Updates
2021-04-23 01:10:34
  • Multiple Updates
2021-04-23 01:10:29
  • First insertion