#VU61562 Use of hard-coded credentials in Brocade Fabric OS - CVE-2021-27797

Vulnerability identifier: #VU61562

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-27797

CWE-ID: CWE-798

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Brocade Fabric OS
Operating systems & Components / Operating system

Vendor: Brocade

Description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A remote unauthenticated attacker can access the affected system using the hard-coded credentials.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Brocade Fabric OS: before 8.1.2h, 8.2.1c, 9.0.0, 8.1.2h, 8.1.2h, 8.1.2h

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External links
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1722

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Q & A

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.