Improper access control in E810 Ethernet Controllers and Adapters - CVE-2021-33128
Published: August 15, 2022
Vulnerability identifier: #VU66494
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-33128
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the firmware. A local administrator can bypass implemented security restrictions and perform a denial of service (DoS) attack.
Affected software
E810 Ethernet Controllers and Adapters
Avamar Data Store Gen5A
EMC Integrated Data Protection Appliance
Precision 7920 Rack
VEP4600-16 Core
VEP4600-8 Core
VEP4600-4 Core
Avamar Data Store Gen5A
EMC Integrated Data Protection Appliance
Precision 7920 Rack
VEP4600-16 Core
VEP4600-8 Core
VEP4600-4 Core
How to mitigate CVE-2021-33128
Install updates from vendor's website.
E810 Ethernet Controllers and Adapters - update to 1.6.1.9
Precision 7920 Rack - update to 21.5.9
VEP4600-16 Core - update to 22.0.9
VEP4600-8 Core - update to 22.0.9
VEP4600-4 Core - update to 22.0.9
Precision 7920 Rack - update to 21.5.9
VEP4600-16 Core - update to 22.0.9
VEP4600-8 Core - update to 22.0.9
VEP4600-4 Core - update to 22.0.9