Vulnerability Monitor

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CVE-2021-33120


Out of bounds read under complex microarchitectural condition in memory subsystem for some Intel Atom(R) Processors may allow authenticated user to potentially enable information disclosure or cause denial of service via network access.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.4, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts limited data confidentiality, and limited availability for affected systems. Impacting 50 products from intel, from intel, from intel and 47 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

2022-02-09T23:15:15.627

Last Modified

2025-05-05T17:17:14.277

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.4 (MEDIUM)

CVSSv2 Vector

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

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

8.0

Impact Score

4.9

Weaknesses
  • Type: Primary
    CWE-125
  • Type: Secondary
    CWE-125

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System intel atom_p5942b_firmware - Yes
Hardware intel atom_p5942b - No
Operating System intel atom_p5931b_firmware - Yes
Hardware intel atom_p5931b - No
Operating System intel atom_p5962b_firmware - Yes
Hardware intel atom_p5962b - No
Operating System intel atom_p5921b_firmware - Yes
Hardware intel atom_p5921b - No
Operating System intel xeon_d1700_firmware - Yes
Hardware intel xeon_d1700 - No
Operating System intel xeon_d2700_firmware - Yes
Hardware intel xeon_d2700 - No
Operating System intel core_i5-l16g7_firmware - Yes
Hardware intel core_i5-l16g7 - No
Operating System intel core_i3-l13g4_firmware - Yes
Hardware intel core_i3-l13g4 - No
Operating System intel pentium_j6425_firmware - Yes
Hardware intel pentium_j6425 - No
Operating System intel pentium_n6415_firmware - Yes
Hardware intel pentium_n6415 - No
Operating System intel celeron_j6413_firmware - Yes
Hardware intel celeron_j6413 - No
Operating System intel celeron_n6211_firmware - Yes
Hardware intel celeron_n6211 - No
Operating System intel atom_x6413e_firmware - Yes
Hardware intel atom_x6413e - No
Operating System intel atom_x6425re_firmware - Yes
Hardware intel atom_x6425re - No
Operating System intel atom_x6427fe_firmware - Yes
Hardware intel atom_x6427fe - No
Operating System intel atom_x6212re_firmware - Yes
Hardware intel atom_x6212re - No
Operating System intel atom_x6200fe_firmware - Yes
Hardware intel atom_x6200fe - No
Operating System intel atom_x6211e_firmware - Yes
Hardware intel atom_x6211e - No
Operating System intel atom_x6425e_firmware - Yes
Hardware intel atom_x6425e - No
Operating System intel pentium_silver_n6005_firmware - Yes
Hardware intel pentium_silver_n6005 - No
Operating System intel pentium_silver_n6000_firmware - Yes
Hardware intel pentium_silver_n6000 - No
Operating System intel celeron_n4505_firmware - Yes
Hardware intel celeron_n4505 - No
Operating System intel celeron_n4500_firmware - Yes
Hardware intel celeron_n4500 - No
Operating System intel celeron_n5105_firmware - Yes
Hardware intel celeron_n5105 - No
Operating System intel celeron_n5100_firmware - Yes
Hardware intel celeron_n5100 - 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.