CVE-2021-33149

Published: May 12, 2022Modified: May 5, 2025

5.5

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

Affected (8)

Products: Intel: Core Processors Firmware, Pentium Processors Firmware, Celeron Processors Firmware, Xeon Processors Firmware, Itanium Processors Firmware, Atom Processors Firmware, Xeon Phi Processors Firmware, Quark Soc Firmware

Intel

8 products

Core Processors Firmware

Pentium Processors Firmware

Celeron Processors Firmware

Xeon Processors Firmware

Itanium Processors Firmware

Atom Processors Firmware

Xeon Phi Processors Firmware

Quark Soc Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Core Processors Firmware	All versions

Running on/with	Platform Versions
Intel Core Processors	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Pentium Processors Firmware	All versions

Running on/with	Platform Versions
Intel Pentium Processors	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Celeron Processors Firmware	All versions

Running on/with	Platform Versions
Intel Celeron Processors	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Xeon Processors Firmware	All versions

Running on/with	Platform Versions
Intel Xeon Processors	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Itanium Processors Firmware	All versions

Running on/with	Platform Versions
Intel Itanium Processors	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Atom Processors Firmware	All versions

Running on/with	Platform Versions
Intel Atom Processors	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Xeon Phi Processors Firmware	All versions

Running on/with	Platform Versions
Intel Xeon Phi Processors	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Intel Quark Soc Firmware	All versions

Running on/with	Platform Versions
Intel Quark Soc	All versions

Related CWEs

CWE-203

Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References (4)

https://security.netapp.com/advisory/ntap-20220818-0002/

Source: secure@intel.com

Third Party Advisory

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00648.html

Source: secure@intel.com

Vendor Advisory

https://security.netapp.com/advisory/ntap-20220818-0002/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00648.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.