Executive Summary

Informations
Name CVE-2021-35029 First vendor Publication 2021-07-02
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network 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:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An authentication bypasss vulnerability in the web-based management interface of Zyxel USG/Zywall series firmware versions 4.35 through 4.64 and USG Flex, ATP, and VPN series firmware versions 4.35 through 5.01, which could allow a remote attacker to execute arbitrary commands on an affected device.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35029

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-287 Improper Authentication

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 2
Os 2
Os 2
Os 2
Os 2
Os 5
Os 5
Os 5
Os 3
Os 3
Os 5
Os 2
Os 5
Os 3
Os 3
Os 1
Os 3
Os 3
Os 3
Os 3
Os 3
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1

Sources (Detail)

https://www.zyxel.com/support/Zyxel_security_advisory_for_attacks_against_sec...
Source Url

Alert History

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Date Informations
2024-11-28 13:58:14
  • Multiple Updates
2024-07-27 02:19:50
  • Multiple Updates
2023-07-27 02:07:29
  • Multiple Updates
2023-05-04 02:07:54
  • Multiple Updates
2022-05-24 02:05:07
  • Multiple Updates
2022-04-05 01:55:26
  • Multiple Updates
2021-07-09 00:22:52
  • Multiple Updates
2021-07-02 17:22:51
  • First insertion