Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2021-20090 First vendor Publication 2021-04-29
Vendor Cve Last vendor Modification 2023-10-18

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

A path traversal vulnerability in the web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 could allow unauthenticated remote attackers to bypass authentication.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20090

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE/SANS Top 25)

Sources (Detail)

Source Url
CERT-VN https://www.kb.cert.org/vuls/id/914124
MISC https://www.secpod.com/blog/arcadyan-based-routers-and-modems-under-active-ex...
https://www.tenable.com/security/research/tra-2021-13

Alert History

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Date Informations
2023-10-18 09:27:53
  • Multiple Updates
2022-04-26 21:23:26
  • Multiple Updates
2021-08-05 01:41:30
  • Multiple Updates
2021-07-21 05:22:59
  • Multiple Updates
2021-05-08 09:22:51
  • Multiple Updates
2021-04-29 21:23:11
  • First insertion