Stack-Based Buffer Overflow in Brocade Fabric OS
CVE-2021-27790

7.8HIGH

Key Information:

Vendor

Broadcom
Status
Brocade Fabric Os
Vendor
CVE Published:
12 August 2021

What is CVE-2021-27790?

The vulnerable command 'ipfilter' in Brocade Fabric OS prior to versions 9.0.1a, 8.2.3, 8.2.0_CBN4, and 7.4.2h improperly processes user input using unsafe string functions. This flaw allows authenticated attackers to exploit stack-based buffer overflows, potentially leading to arbitrary code execution with root user privileges. Organizations utilizing affected versions need to implement immediate security measures to protect against possible exploitation of this vulnerability.

Affected Version(s)

Brocade Fabric OS Brocade Fabric OS before Brocade Fabric OS v.9.0.1a, v8.2.3, and v8.2.0_CBN4, and v7.4.2h

References

https://www.broadcom.com/support/fibre-channel-networking...
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https://security.netapp.com/advisory/ntap-20210819-0002/
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CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.