5.9 - CVE-2021-45035

Executive Summary

Informations
Name	CVE-2021-45035	First vendor Publication	2022-09-23
Vendor	Cve	Last vendor Modification	2023-07-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score	5.9
Base Score	5.9	Environmental Score	5.9
impact SubScore	3.6	Temporal Score	5.9
Exploitabality Sub Score	2.2

Attack Vector	Network	Attack Complexity	High
Privileges Required	None	User Interaction	None
Scope	Unchanged	Confidentiality Impact	High
Integrity Impact	None	Availability Impact	None
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

Velneo vClient on its 28.1.3 version, does not correctly check the certificate of authenticity by default. This could allow an attacker that has access to the network to perform a MITM attack in order to obtain the user´s credentials.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45035

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-295	Certificate Issues

CPE : Common Platform Enumeration

Type	Description	Count
Application	Velneo Vclient cpe:2.3:a:velneo:vclient:28.1.3:::::::*	1

Sources (Detail)

Source	Url
CONFIRM	https://velneo.es/publicacion-de-incidencia-de-seguridad-en-cve-cve-2021-45035/ https://www.incibe-cert.es/en/early-warning/security-advisories/velneo-vclien...
MISC	https://doc.velneo.com/v/29/velneo/notas-de-la-version#verificacion-de-certif... https://www.velneo.com/blog/nueva-revision-velneo-29-2

Alert History

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Date	Informations
2023-07-21 21:27:32	Multiple Updates
2022-10-01 09:27:28	Multiple Updates
2022-09-29 00:27:44	Multiple Updates
2022-09-27 05:27:15	Multiple Updates
2022-09-23 21:27:15	First insertion