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CVE-2021-27791

nvd nist
Published: Aug 12, 2021Modified: Jun 17, 2026

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5.4
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Exploitability: 2.8 / Impact: 2.5
Source: NVD

Description

The function that is used to parse the Authentication header in Brocade Fabric OS Web application service before Brocade Fabric OS v9.0.1a and v8.2.3a fails to properly process a malformed authentication header from the client, resulting in reading memory addresses outside the intended range. An unauthenticated attacker could discover a request, which could bypass the authentication process.

Affected (2)

1 product
Fabric Operating System
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Broadcom
From 8.2.1 to 8.2.3a
From 9.0.0 to 9.0.1a

Timeline

No history available yet.