CVE-2021-27790

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://security.netapp.com/advisory/ntap-20210819-0002/ Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1492 Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
History

03 May 2022, 16:04

Type Values Removed Values Added
CWE CWE-20 CWE-787

23 Aug 2021, 15:03

Type Values Removed Values Added
CPE cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:f:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:9.0.1:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:8.2.0:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:b:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:8.2.0:a:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:c:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:8.2.0:cbn3:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:a:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:g:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:d:*:*:*:*:*:*

23 Aug 2021, 13:39

Type Values Removed Values Added
CPE cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:f:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:9.0.1:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:8.2.0:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:b:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:8.2.0:a:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:c:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:8.2.0:cbn3:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:a:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:g:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:-:*:*:*:*:*:*
cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:d:*:*:*:*:*:*
CWE CWE-20
References (MISC) https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1492 - (MISC) https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1492 - Vendor Advisory
References (CONFIRM) https://security.netapp.com/advisory/ntap-20210819-0002/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20210819-0002/ - Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 7.2
v3 : 7.8

20 Aug 2021, 17:15

Type Values Removed Values Added
Summary 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. 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.

19 Aug 2021, 10:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20210819-0002/ -

12 Aug 2021, 15:39

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-12 15:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-27790

Mitre link : CVE-2021-27790

CVE.ORG link : CVE-2021-27790

JSON object : View

Products Affected

broadcom

  • fabric_operating_system
CWE
CWE-787

Out-of-bounds Write