VDB-214470 · CVE-2021-45036 · GCVE-0-2021-45036

Velneo vClient 28.1.3 password hash instead of password for authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.81

Summaryinfo

A vulnerability was found in Velneo vClient 28.1.3 and classified as critical. This vulnerability affects unknown code. The manipulation results in use of password hash instead of password for authentication. This vulnerability is known as CVE-2021-45036. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in Velneo vClient 28.1.3. Affected is an unknown code. The manipulation with an unknown input leads to a use of password hash instead of password for authentication vulnerability. CWE is classifying the issue as CWE-836. The product records password hashes in a data store, receives a hash of a password from a client, and compares the supplied hash to the hash obtained from the data store. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Velneo vClient on its 28.1.3 version, could allow an attacker with knowledge of the victims's username and hashed password to spoof the victim's id against the server.

The weakness was published 11/28/2022. The advisory is available at incibe-cert.es. This vulnerability is traded as CVE-2021-45036 since 12/13/2021. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1550.002 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Velneo

Name

vClient

Version

28.1.3

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CNA Base Score: 8.7
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use of password hash instead of password for authentication
CWE: CWE-836
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/13/2021 🔍
11/28/2022 +350 days 🔍
11/28/2022 +0 days 🔍
09/16/2024 +658 days 🔍

Sourcesinfo

Advisory: incibe-cert.es
Status: Not defined

CVE: CVE-2021-45036 (🔍)
GCVE (CVE): GCVE-0-2021-45036
GCVE (VulDB): GCVE-100-214470

Entryinfo

Created: 11/28/2022 20:55
Updated: 09/16/2024 23:50
Changes: 11/28/2022 20:55 (46), 12/24/2022 06:12 (11), 09/16/2024 23:50 (15)
Complete: 🔍
Cache ID: 216::103