Vulnerability Monitor

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CVE-2021-27790

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.

Published

2021-08-12T15:15:07.697

Last Modified

2024-11-21T05:58:34.290

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	broadcom	fabric_operating_system	< 7.4.2h	Yes
Operating System	broadcom	fabric_operating_system	< 8.2.0_cbn4	Yes
Operating System	broadcom	fabric_operating_system	< 8.2.3	Yes
Operating System	broadcom	fabric_operating_system	< 9.0.1a	Yes

References

https://security.netapp.com/advisory/ntap-20210819-0002/ Third Party Advisory ([email protected])
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1492 Vendor Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20210819-0002/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1492 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)