Security readout for executives and security teams
Plain-English summary
A flaw in Microsoft’s WDAC OLE DB provider for SQL Server could let an attacker run code on an affected Windows system after required user interaction. Successful exploitation could expose data, alter systems, or disrupt operations. The supplied CVSS score is 8.8, making prompt remediation appropriate.
Executive priority
Treat this as a high-priority patching item, particularly for critical servers and heavily used endpoints. It is not supported as an active-exploitation emergency by the supplied evidence, but its potential for code execution and broad operational impact warrants accelerated remediation and documented verification.
Technical view
CVE-2024-21370 is a heap-based buffer overflow, classified as CWE-122. Its CVSS 3.1 vector indicates network reachability, low attack complexity, no required privileges, required user interaction, unchanged scope, and high potential impact to confidentiality, integrity, and availability. The source bundle does not describe the exact triggering mechanism.
Likely exposure
Exposure exists where listed Windows 10, Windows 11, or Windows Server versions retain the vulnerable component and lack Microsoft’s applicable security update. Actual risk depends on component presence, usage, patch state, and whether users can encounter attacker-controlled content. The supplied evidence does not establish internet exposure requirements.
Exploitation context
The bundle does not identify active exploitation, and the CVE is not marked as CISA KEV. Its supplied temporal metric reports exploit maturity as unproven. Exploitation nevertheless has a serious potential outcome because it requires no prior privileges, although user interaction is required.
Researcher notes
The authoritative bundle supports CWE-122 and CVSS 8.8 but provides limited root-cause and attack-path detail. Avoid assuming a specific file format, protocol sequence, or delivery method. Use Microsoft’s advisory for the definitive affected-product and update mapping; several product labels and versions in the supplied list appear overlapping.
Mitigation direction
- Apply the applicable Microsoft security update identified in the vendor advisory.
- Prioritize affected systems handling sensitive data or supporting critical services.
- Follow Microsoft guidance for unsupported or extended-support Windows releases.
- Reduce exposure to untrusted content until remediation is verified.
Validation and detection
- Inventory Windows editions, versions, and builds against Microsoft’s affected-product matrix.
- Confirm the applicable Microsoft security update is installed successfully.
- Verify required restarts completed and systems report the expected patched build state.
- Identify systems where the WDAC OLE DB provider is installed or used.
- Recheck vulnerability-management findings after patch deployment.
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-122: 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 lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2024-21370 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
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C2.85.9microsoftVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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
- Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution 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.
Heap-based Buffer Overflow
Heap-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.