Vulnerability Monitor

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CVE-2021-33149


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


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.5, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 16 products from intel, from intel, from intel and 13 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2022-05-12T17:15:09.530

Last Modified

2025-05-05T17:17:24.500

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-203
  • Type: Secondary
    CWE-203

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System intel core_processors_firmware - Yes
Hardware intel core_processors - No
Operating System intel pentium_processors_firmware - Yes
Hardware intel pentium_processors - No
Operating System intel celeron_processors_firmware - Yes
Hardware intel celeron_processors - No
Operating System intel xeon_processors_firmware - Yes
Hardware intel xeon_processors - No
Operating System intel itanium_processors_firmware - Yes
Hardware intel itanium_processors - No
Operating System intel atom_processors_firmware - Yes
Hardware intel atom_processors - No
Operating System intel xeon_phi_processors_firmware - Yes
Hardware intel xeon_phi_processors - No
Operating System intel quark_soc_firmware - Yes
Hardware intel quark_soc - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For intel's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.