9.8 - CVE-2023-33778

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-2023-33778	First vendor Publication	2023-06-01
Vendor	Cve	Last vendor Modification	2025-01-09

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 :
Cvss Base Score	N/A	Attack Range	N/A
Cvss Impact Score	N/A	Attack Complexity	N/A
Cvss Expoit Score	N/A	Authentication	N/A
Calculate full CVSS 2.0 Vectors scores

Detail

Draytek Vigor Routers firmware versions below 3.9.6/4.2.4, Access Points firmware versions below v1.4.0, Switches firmware versions below 2.6.7, and Myvigor firmware versions below 2.3.2 were discovered to use hardcoded encryption keys which allows attackers to bind any affected device to their own account. Attackers are then able to create WCF and DrayDDNS licenses and synchronize them from the website.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33778

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-798	Use of Hard-coded Credentials (CWE/SANS Top 25)

CPE : Common Platform Enumeration

Type	Description	Count
Application	Draytek Myvigor cpe:2.3:a:draytek:myvigor::::::::	1

Sources (Detail)

https://gist.github.com/Ji4n1ng/6d028709d39458f5ab95b3ea211225ef

Source	Url

Alert History

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Date	Informations
2025-01-09 21:23:53	Multiple Updates
2024-11-28 14:26:26	Multiple Updates
2023-06-10 00:27:23	Multiple Updates
2023-06-02 02:17:42	Multiple Updates
2023-06-02 02:17:41	Multiple Updates
2023-06-01 17:27:16	Multiple Updates
2023-06-01 09:27:25	First insertion