Security readout for executives and security teams
Plain-English summary
A locally authenticated user on an affected Windows Hyper-V system could trigger a use-after-free condition and disrupt service. The primary business risk is loss of availability, potentially affecting workloads hosted on the system. The supplied CVSS score is 6.5, with no indicated confidentiality or integrity impact.
Executive priority
Treat this as a normal-priority security update with higher urgency for business-critical Hyper-V hosts. The documented impact is service disruption rather than data theft or modification. Accelerate remediation where virtualization downtime would interrupt essential operations, while recognizing that the supplied evidence does not show active exploitation.
Technical view
CVE-2024-38235 is a Hyper-V denial-of-service vulnerability classified as CWE-416, use after free. Its CVSS vector indicates local access, low complexity, low privileges, no user interaction, changed scope, and high availability impact. Microsoft identifies security updates, but the supplied evidence does not specify affected components, crash behavior, or individual update identifiers.
Likely exposure
Exposure is most likely on the listed Windows 10, Windows 11, and Windows Server versions where Hyper-V is present and relevant. The source bundle provides base version numbers but no configuration prerequisites or precise fixed-build boundaries, so asset-specific exposure requires confirmation through Microsoft guidance and update status.
Exploitation context
The vulnerability requires local access and low privileges according to the CVSS vector, limiting direct remote attack potential. It is not listed in CISA KEV, and the vector marks exploit maturity as unproven. The supplied sources provide no evidence of active exploitation or public exploit availability.
Researcher notes
CWE-416 suggests an object-lifetime flaw, but the bundle provides no root-cause details. Changed scope and high availability impact may indicate disruption crossing a security boundary, though the exact affected process or workload behavior is unspecified. Avoid assuming guest-to-host reachability; the vector establishes only local access and low privileges.
Mitigation direction
- Apply the Microsoft security updates associated with CVE-2024-38235.
- Prioritize Hyper-V hosts supporting critical or availability-sensitive workloads.
- Restrict local and administrative access to affected virtualization hosts.
- Use Microsoft guidance to identify applicable updates and supported fixed builds.
Validation and detection
- Inventory listed Windows systems and determine where Hyper-V is installed or used.
- Compare operating-system builds and installed updates with Microsoft’s CVE advisory.
- Confirm applicable security updates installed successfully and remain present after reboot.
- Review host availability and crash telemetry for unexplained Hyper-V disruptions.
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 lookupCVE-2024-38235 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
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/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:C/C:N/I:N/A:H/E:U/RL:O/RC:C24microsoftVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/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 Hyper-V Denial of Service 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.