Security readout for executives and security teams
Plain-English summary
CVE-2024-55407 is a high-severity local driver issue in ITE Tech ITE IO Access v1.0.0.0. A logged-in attacker could send crafted IOCTL requests to perform arbitrary hardware port reads and writes, potentially affecting confidentiality, integrity, and availability on systems where the driver is installed.
Executive priority
Treat this as a high-priority endpoint exposure until inventory proves otherwise. It is local rather than remote, but vulnerable drivers can become privilege-escalation building blocks and may undermine endpoint security controls.
Technical view
The CVE describes improper validation in the DeviceloControl function of ITE IO Access v1.0.0.0. Crafted IOCTL requests can trigger arbitrary port read and write actions. The CVSS vector is local, low complexity, low privileges, no user interaction, with high impact across confidentiality, integrity, and availability.
Likely exposure
Exposure is likely limited to Windows systems carrying the ITE IO Access v1.0.0.0 driver or the referenced Winio64.sys component. The CVE record’s affected vendor/product metadata is incomplete, so inventory validation is required before scoping impact.
Exploitation context
The source bundle does not show CISA KEV listing or confirmed active exploitation. Public technical reference exists on GitHub, but the provided evidence only supports local, low-privilege exploitation through crafted IOCTL requests, not remote exploitation or weaponized in-the-wild activity.
Researcher notes
The CVE data is sparse: affected CPEs are not populated, and no patch is named in the provided sources. Focus research on driver presence, IOCTL access controls, and vendor confirmation. Do not assume broader ITE products are affected without evidence.
Mitigation direction
- Check ITE Tech or system vendor guidance for an official update or removal recommendation.
- Inventory systems for ITE IO Access v1.0.0.0 and referenced Winio64.sys components.
- Remove or disable the driver where it is not operationally required.
- Restrict local software installation and driver loading to trusted administrators.
- Monitor for unexpected vulnerable driver loads on endpoints.
Validation and detection
- Confirm whether ITE IO Access v1.0.0.0 is installed on Windows endpoints.
- Review driver inventories for Winio64.sys or related ITE IO Access components.
- Check endpoint telemetry for recent loads of the affected driver.
- Verify whether vendor guidance or updated driver packages are available.
- Assess whether low-privilege users can interact with the driver interface.
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.
CWE-1284: Exact CWE lookup
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Open ATT&CK lookupCVE-2024-55407 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
- 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.
SSVC decision data
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:H1.85.9CISA-ADPVulnerability 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
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
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.
Improper Validation of Specified Quantity in Input
Improper Validation of Specified Quantity in Input represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.