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CVE-2021-27790

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

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7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD

Description

The command ipfilter in Brocade Fabric OS before Brocade Fabric OS v.9.0.1a, v8.2.3, and v8.2.0_CBN4, and v7.4.2h uses unsafe string function to process user input. Authenticated attackers can abuse this vulnerability to exploit stack-based buffer overflows, allowing execution of arbitrary code as the root user account.

Affected (4)

Broadcom
1 product
Fabric Operating System
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Broadcom
Fabric Operating System
Before 7.4.2h
Fabric Operating System
From 8.0.0 to 8.2.0_cbn4
Fabric Operating System
From 8.2.1 to 8.2.3
Fabric Operating System
From 9.0.0 to 9.0.1a

Related CWEs

CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.

References (4)

Source: sirt@brocade.com
Third Party Advisory
Source: sirt@brocade.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.