6.8 - CVE-2021-34204

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-2021-34204	First vendor Publication	2021-06-16
Vendor	Cve	Last vendor Modification	2024-02-14

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score	6.8
Base Score	6.8	Environmental Score	6.8
impact SubScore	5.9	Temporal Score	6.8
Exploitabality Sub Score	0.9

Attack Vector	Physical	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:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score	7.2	Attack Range	Local
Cvss Impact Score	10	Attack Complexity	Low
Cvss Expoit Score	3.9	Authentication	None Required
Calculate full CVSS 2.0 Vectors scores

Detail

D-Link DIR-2640-US 1.01B04 is affected by Insufficiently Protected Credentials. D-Link AC2600(DIR-2640) stores the device system account password in plain text. It does not use linux user management. In addition, the passwords of all devices are the same, and they cannot be modified by normal users. An attacker can easily log in to the target router through the serial port and obtain root privileges.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34204

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-522	Insufficiently Protected Credentials (CWE/SANS Top 25)

CPE : Common Platform Enumeration

Type	Description	Count
Os	Dlink Dir-2640-Us Firmware cpe:2.3:o:dlink:dir-2640-us_firmware:1.01b04:::::::*	1

Sources (Detail)

Source	Url
MISC	http://d-link.com http://dir-2640-us.com https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-34204 https://www.dlink.com/en/security-bulletin/