Vulnerability identifier: #VU51244
Vulnerability risk: High
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-287
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Directory Services Connector
Server applications /
Other server solutions
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.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Directory Services Connector: 4.1.0 - 4.1.17
External links
http://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0003
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.