CVE-2021-27795 Vulnerability Details

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CVE-2021-27795 Metadata Quick Info

CVE Published: 06/12/2023 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: brocade | Vendor: Brocade | Product: Brocade Switches
Status : PUBLISHED

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CVE-2021-27795 Description

Brocade Fabric OS (FOS) hardware platforms running any version of Brocade Fabric OS software, which supports the license string format; contain cryptographic issues that could allow for the installation of forged or fraudulent license keys. This would allow attackers or a malicious party to forge a counterfeit license key that the Brocade Fabric OS platform would authenticate and activate as if it were a legitimate license key.

Metrics

CVSS Version: 3.1 | Base Score: 6.4 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* HIGH
    Privileges Required (PR)* NONE
    User Interaction (UI)* REQUIRED
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* LOW
    Integrity Impact (I)* LOW
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-327
CWE Name: CWE-327 Use of a Broken or Risky Cryptographic Algorithm
Source: Brocade

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID: CAPEC-20
CAPEC Description: CAPEC-20 Encryption Brute Forcing


Source: NVD (National Vulnerability Database).