Security readout for executives and security teams
Plain-English summary
CVE-2022-21229 is a local privilege escalation issue in some Intel(R) NUC 9 Extreme Laptop Kit drivers before version 2.2.0.22. It matters when an attacker already has authenticated local access to an affected device, because successful exploitation could give high-impact control over confidentiality, integrity, and availability.
Executive priority
Treat this as a high-priority endpoint hardening issue, not an internet-facing emergency. Patch affected NUC 9 Extreme Laptop Kit systems promptly, especially where local users are less trusted or endpoint compromise would create material business risk.
Technical view
The CVE describes improper buffer restrictions in Intel(R) NUC 9 Extreme Laptop Kit drivers before 2.2.0.22. CVSS 3.1 is 7.8 with local attack vector, low complexity, low privileges required, no user interaction, unchanged scope, and high impact to confidentiality, integrity, and availability.
Likely exposure
Exposure appears limited to systems using Intel(R) NUC 9 Extreme Laptop Kit drivers older than 2.2.0.22. The attacker must already be an authenticated local user, so risk is highest on shared workstations, kiosks, labs, or compromised endpoints.
Exploitation context
The provided sources do not indicate CISA KEV listing or active exploitation. The vulnerability is not described as remotely exploitable; the CVSS vector requires local access and low privileges, with no user interaction required.
Researcher notes
Evidence is clear on affected product family, version boundary, required local authenticated access, and high-impact privilege escalation potential. The supplied data does not include CWE mapping, exploit details, affected driver filenames, or operational indicators.
Mitigation direction
- Update affected Intel(R) NUC 9 Extreme Laptop Kit drivers to version 2.2.0.22 or later.
- Review Intel advisories INTEL-SA-00665 and INTEL-SA-00809 for current vendor guidance.
- Prioritize shared or high-value endpoints where local account compromise is plausible.
- Limit unnecessary local user access until affected systems are updated.
Validation and detection
- Inventory systems for Intel(R) NUC 9 Extreme Laptop Kit driver presence.
- Confirm installed driver versions are 2.2.0.22 or later.
- Check vulnerability scanners for CVE-2022-21229 coverage and results.
- Verify there is no CISA KEV evidence before claiming active exploitation.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2022-21229 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.