Security readout for executives and security teams
Plain-English summary
CVE-2020-12307 is a local privilege-escalation issue in some Intel High Definition Audio drivers before version 9.21.00.4561. An attacker would already need authenticated local access, but successful abuse could increase their privileges on the affected machine.
Executive priority
Treat this as a routine endpoint hardening item unless affected systems are shared, high-value, or weakly managed. The issue needs local access, but privilege escalation can help attackers deepen compromise after initial foothold.
Technical view
The CVE describes improper permissions in Intel(R) High Definition Audio drivers prior to 9.21.00.4561. The published record does not provide CVSS, CWE, exploit mechanics, or affected platform detail beyond the driver family and version boundary.
Likely exposure
Exposure is most likely on endpoints or systems running Intel High Definition Audio drivers older than 9.21.00.4561, especially where standard users can log in locally.
Exploitation context
The provided sources state local authenticated access is required. The CVE is not listed in CISA KEV in the bundle, and no cited source here confirms active exploitation.
Researcher notes
Source detail is sparse: no CVSS vector, CWE, platform matrix, or exploit description is included in the bundle. Validate exposure by driver version and rely on vendor/OEM documentation for platform-specific remediation.
Mitigation direction
- Inventory endpoints using Intel High Definition Audio drivers.
- Update affected drivers to version 9.21.00.4561 or later where applicable.
- Use Intel or OEM guidance for approved driver packages.
- Prioritize shared workstations and systems with broad local user access.
Validation and detection
- Confirm installed Intel High Definition Audio driver versions.
- Verify vulnerable systems are below 9.21.00.4561.
- Check whether authenticated local users can access affected endpoints.
- Track remediation evidence through endpoint management or asset inventory.
Public sources used
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2020-12307 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00409CVE reference · x_refsource_MISC
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.