Security readout for executives and security teams
Plain-English summary
This is a Windows privilege escalation flaw in the Cloud Files Mini Filter Driver. An attacker who already has low-privileged local access could potentially gain higher privileges on affected Windows desktops or servers. Microsoft rates it high severity and provides updates.
Executive priority
Treat this as a high-priority Windows patching item. It does not appear internet-exploitable by itself, but it can turn limited local access into broader system control on unpatched machines.
Technical view
CVE-2024-49114 affects the Windows Cloud Files Mini Filter Driver. The CVSS vector indicates local attack, low complexity, low privileges required, no user interaction, unchanged scope, and high confidentiality, integrity, and availability impact. The source bundle identifies CWE-820 and affected Windows client and server versions.
Likely exposure
Exposure is likely where affected Windows 10, Windows 11, Windows Server 2019, Windows Server 2022, Windows Server 2025, or listed Server Core systems have not received the applicable Microsoft update.
Exploitation context
The supplied sources do not state active exploitation, and the CVE is not marked as CISA KEV. The CVSS data indicates exploitation requires local low-privileged access, so this is mainly a post-compromise or insider-risk escalation path.
Researcher notes
Do not assume exploit availability from the provided evidence. Validation should focus on OS build exposure and Microsoft update state. The source bundle provides affected versions and CVSS details, but not root-cause specifics, exploit mechanics, or compensating controls beyond patch guidance.
Mitigation direction
- Apply the Microsoft security update for each affected Windows version.
- Use MSRC guidance to confirm the applicable fixed update or superseding update.
- Prioritize shared servers, VDI, developer workstations, and systems with many local users.
- Restrict unnecessary local interactive access while patching is underway.
- Monitor Microsoft guidance for any revised remediation details.
Validation and detection
- Inventory endpoints and servers matching the affected Windows versions in the source bundle.
- Confirm patch-management records show the relevant Microsoft update installed.
- Reconcile scanner findings against MSRC affected-product and update guidance.
- Check high-risk systems first: servers, Server Core, VDI, and shared workstations.
- Document exceptions where systems cannot yet be updated.
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-820: 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-2024-49114 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 Cloud Files Mini Filter Driver 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.
Missing Synchronization
Missing Synchronization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.