CVE-2021-33157

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-33157
Insufficient control flow management in some Intel(R) Ethernet Adapters and Intel(R) Ethernet Controller I225 Manageability firmware may allow a privileged user to potentially enable escalation of privilege via local access.

7.2 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 0.8 / Impact : 5.8

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html Vendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html Vendor Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:intel:ethernet_controller_i225-it_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:intel:ethernet_controller_i225-it:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:intel:ethernet_controller_i225-lm_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:intel:ethernet_controller_i225-lm:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:intel:ethernet_controller_i225-v_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:intel:ethernet_controller_i225-v:-:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:a:intel:ethernet_adapter_complete_driver:*:*:*:*:*:*:*:*
History

09 Jan 2026, 19:50

Type Values Removed Values Added
CPE cpe:2.3:h:intel:ethernet_controller_i225-lm:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_i225-it_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:intel:ethernet_controller_i225-v:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:ethernet_controller_i225-it:-:*:*:*:*:*:*:*
cpe:2.3:a:intel:ethernet_adapter_complete_driver:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_i225-v_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:ethernet_controller_i225-lm_firmware:*:*:*:*:*:*:*:*
References () https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html - () https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html - Vendor Advisory
First Time Intel ethernet Controller I225-it
Intel ethernet Controller I225-it Firmware
Intel
Intel ethernet Controller I225-lm
Intel ethernet Adapter Complete Driver
Intel ethernet Controller I225-v
Intel ethernet Controller I225-v Firmware
Intel ethernet Controller I225-lm Firmware

21 Nov 2024, 06:08

Type Values Removed Values Added
Summary
  • (es) La gestión insuficiente del flujo de control en algunos adaptadores Intel(R) Ethernet y en el firmware de capacidad de administración del controlador Intel(R) Ethernet I225 puede permitir que un usuario privilegiado habilite potencialmente la escalada de privilegios a través del acceso local.
References () https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html - () https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html -

16 May 2024, 21:15

Type Values Removed Values Added
Summary (en) Rejected reason: This is unused. (en) Insufficient control flow management in some Intel(R) Ethernet Adapters and Intel(R) Ethernet Controller I225 Manageability firmware may allow a privileged user to potentially enable escalation of privilege via local access.
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.2
References
  • () https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00756.html -
CWE CWE-691

29 Feb 2024, 01:31

Type Values Removed Values Added

23 Feb 2024, 21:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-02-23 21:15

Updated : 2026-01-09 19:50

NVD link : CVE-2021-33157

Mitre link : CVE-2021-33157

CVE.ORG link : CVE-2021-33157

JSON object : View

Products Affected

intel

  • ethernet_controller_i225-it
  • ethernet_adapter_complete_driver
  • ethernet_controller_i225-lm_firmware
  • ethernet_controller_i225-v
  • ethernet_controller_i225-v_firmware
  • ethernet_controller_i225-lm
  • ethernet_controller_i225-it_firmware
CWE
CWE-691

Insufficient Control Flow Management