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. Exploitation is remotely reachable but requires a user to interact with attacker-controlled content. Successful exploitation could compromise data, system integrity, and availability.
Executive priority
Treat this as a high-priority patching issue because it can enable remote code execution without prior attacker privileges. Prioritize exposed user systems and operationally sensitive servers, while recognizing that exploitation requires user interaction and active exploitation is not established by the supplied evidence.
Technical view
CVE-2024-21375 is a CWE-416 use-after-free vulnerability rated CVSS 8.8. Its vector indicates network access, low attack complexity, no required privileges, required user interaction, unchanged scope, and high confidentiality, integrity, and availability impact. The supplied sources do not describe the vulnerable code path or configuration prerequisites.
Likely exposure
Exposure includes the Windows client and server releases listed in the source bundle, from several legacy versions through Windows 11 23H2 and Windows Server 2016. Actual exposure depends on update status and use of the affected provider; the supplied evidence does not establish additional prerequisites.
Exploitation context
The vulnerability requires user interaction, which reduces immediate unattended exploitation risk but still supports remote code execution scenarios. The CVSS exploit-maturity metric is unproven, and the source bundle reports that it is not in CISA KEV. No supplied source supports active exploitation.
Researcher notes
The strongest technical evidence is the CVSS vector and CWE-416 classification. The bundle does not provide proof-of-concept availability, exploitation telemetry, affected component versions, attack artifacts, or detailed root cause. The affected-product list should be validated against the live Microsoft advisory before making final scope decisions.
Mitigation direction
- Review Microsoft’s advisory and apply the applicable security update to every affected Windows system.
- Prioritize affected systems where interaction with untrusted content is plausible.
- If patching is delayed, consult Microsoft guidance for documented mitigations; the supplied bundle names none.
Validation and detection
- Inventory Windows versions and compare them with the affected releases in Microsoft’s advisory.
- Verify the applicable Microsoft security update through endpoint management or Windows update history.
- Re-scan affected assets and confirm no applicable systems remain unpatched.
- Monitor vendor guidance for revised applicability, exploitation evidence, or remediation instructions.
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 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-2024-21375 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.
Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.