CVE Vulnerabilities

CVE-2021-27794

Improper Authentication

Published: Aug 12, 2021 | Modified: Aug 23, 2021
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
4.6 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

A vulnerability in the authentication mechanism of Brocade Fabric OS versions before Brocade Fabric OS v.9.0.1a, v8.2.3a and v7.4.2h could allow a user to Login with empty password, and invalid password through telnet, ssh and REST.

Weakness

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Affected Software

Name Vendor Start Version End Version
Fabric_operating_system Broadcom * 7.4.2h (excluding)
Fabric_operating_system Broadcom 8.0.0 (including) 8.2.3a (excluding)
Fabric_operating_system Broadcom 9.0.0 (including) 9.0.1a (excluding)

Potential Mitigations

References