#VU51244 Improper Authentication in Directory Services Connector

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Main Vulnerability Database Vulnerabilities #VU51244

#VU51244 Improper Authentication in Directory Services Connector

Published: March 6, 2021


Vulnerability identifier: #VU51244
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: N/A
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Directory Services Connector
Software vendor:
SonicWall

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when processing authentication requests in SonicWall SSO-agent default configuration, when Microsoft NetAPI is selected as a client probing method. A remote attacker can send a specially crafted NetWkstaUserEnum  request, bypass authentication process and gain unauthorized access to the application.


Remediation

Install updates from vendor's website.

External links