Security readout for executives and security teams
Plain-English summary
A low-privileged attacker with access to an affected Windows computer could abuse a kernel memory flaw to gain higher privileges. Successful exploitation could seriously affect data confidentiality, integrity, and system availability. No user interaction is required, but the attacker must first obtain local access.
Executive priority
Treat this as a high-priority patching issue, especially on shared endpoints and important servers. It is not shown as actively exploited, but successful use after an initial foothold could enable severe system compromise. Require prompt remediation and documented review of exceptions.
Technical view
CVE-2024-38252 is a Win32 Kernel Subsystem elevation-of-privilege vulnerability categorized as CWE-416, use-after-free. Its CVSS 3.1 vector indicates local access, low complexity, low privileges, no user interaction, unchanged scope, and high confidentiality, integrity, and availability impacts.
Likely exposure
Exposure is likely on unremediated systems running the listed Windows 10, Windows 11, Windows Server 2016, Server 2019, or Server 2022 releases and editions. The bundle does not provide exact fixed-build thresholds; validate each product and build through the Microsoft advisory.
Exploitation context
The bundle marks this CVE as absent from KEV, and no cited source establishes active exploitation or public exploit availability. The local attack vector means it is primarily a privilege-escalation risk after an attacker obtains low-privileged access. Evidence about real-world exploitation remains incomplete.
Researcher notes
The source bundle supports a CWE-416 classification and the CVSS attack prerequisites, but provides no root-cause detail, affected component versions, fixed-build thresholds, exploitation telemetry, or proof-of-concept status. Researchers should avoid inferring those details and use MSRC for product-specific update applicability.
Mitigation direction
- Use the Microsoft advisory to identify and install the applicable security update for every affected release.
- Prioritize systems where low-privileged users or processes could provide an attacker with local access.
- Follow Microsoft guidance for reboot or additional installation requirements.
- Consult Microsoft guidance for unsupported, uncertain, or exception-managed systems rather than assuming they are protected.
Validation and detection
- Inventory each Windows product, release, edition, architecture, and current build.
- Compare inventoried systems with MSRC affected-product and fixed-update information.
- Confirm the applicable update installed successfully and any required restart completed.
- Recheck exceptions and unsupported builds against current Microsoft guidance.
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-416: 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 lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2024-38252 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/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:H/A:H/E:U/RL:O/RC:C1.85.9microsoftVulnerability 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/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 Win32 Kernel Subsystem Elevation of Privilege 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 After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.