Security readout for executives and security teams
Plain-English summary
A locally authenticated attacker could exploit a Windows kernel-mode driver flaw to expose sensitive memory information. The issue does not directly alter data or disrupt systems, but disclosed information could support broader attacks. The supplied evidence rates it CVSS 5.5 and identifies multiple Windows 10 and Windows Server releases as affected.
Executive priority
Schedule prompt remediation within the normal medium-severity patch cycle. Accelerate shared, multi-user, internet-facing, or otherwise high-value systems where attackers may already gain local access. This is not evidenced as an emergency exploitation event, but confidentiality exposure can assist attack chaining.
Technical view
CVE-2024-38256 is a CWE-908 information-disclosure weakness in a Windows kernel-mode driver. Exploitation requires local access and low privileges, with no user interaction. The stated impact is high confidentiality loss, with no direct integrity or availability impact. The sources do not identify the affected driver, exposed data, or specific update identifiers.
Likely exposure
Exposure applies to the listed Windows 10 releases and Windows Server 2008 through 2019 variants, including specified Server Core installations. Confirm exact versions and security-update status. The bundle does not establish whether later Windows releases or unlisted builds are affected.
Exploitation context
The CVSS vector indicates local, low-complexity exploitation by a low-privileged user without user interaction. KEV is false, and the supplied evidence does not substantiate active exploitation or a public exploit. Treat compromised accounts or existing local access as important prerequisites.
Researcher notes
The record classifies the issue as CWE-908, consistent with use of an uninitialized resource, but provides no driver name, memory structure, or triggering detail. CVSS temporal metrics report unproven exploit maturity and an official fix. Further technical conclusions require Microsoft advisory details beyond this bundle.
Mitigation direction
- Apply the Microsoft security update associated with CVE-2024-38256 through approved patch management.
- Prioritize affected shared servers and endpoints where untrusted or low-privileged users can obtain local access.
- Restrict local account access and privileges until remediation is verified.
- Consult Microsoft guidance for exact update identifiers and prerequisites; the bundle does not provide them.
Validation and detection
- Inventory systems against the exact affected Windows editions and versions listed in the advisory.
- Verify Microsoft update compliance specifically for CVE-2024-38256 using approved management or vulnerability-scanning records.
- Confirm Server Core installations are included in assessment and remediation coverage.
- Re-scan patched systems and investigate exceptions, failed installations, or unsupported operating systems.
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-908: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2024-38256 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
- Medium
- CVSS
- 5.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
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:N/A:N/E:U/RL:O/RC:C1.83.6microsoftVulnerability scoring details
Base CVSS 3.1 score
5.5MediumVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
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
- CVE List V5 sourceCVE List V5
- Windows Kernel-Mode Driver Information Disclosure VulnerabilityCVE reference, microsoft · vendor-advisory, patch
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.
Use of Uninitialized Resource
Use of Uninitialized Resource represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.