Security readout for executives and security teams
Plain-English summary
This Windows flaw could let an attacker run code and take control of an affected system after required user interaction. Successful exploitation could expose data, alter systems, or interrupt operations. The supplied score is 8.8, making timely patching important, especially on servers and privileged workstations.
Executive priority
Treat this as a high-priority patching item. Complete exposure assessment promptly and remediate affected high-value systems first. Required user interaction lowers attack automation potential, but unauthenticated remote reachability and possible full system compromise keep business risk significant.
Technical view
CVE-2024-21358 is a remotely reachable heap-based buffer overflow (CWE-122) in Microsoft’s WDAC OLE DB provider for SQL Server. The CVSS vector indicates low attack complexity, no required privileges, required user interaction, unchanged scope, and high confidentiality, integrity, and availability impact. The sources do not describe the precise trigger mechanism.
Likely exposure
The supplied affected list includes multiple Windows 10 and 11 releases and Windows Server 2008 through 2016, including several Server Core installations. Prioritize listed hosts using the affected provider. The bundle does not establish configuration prerequisites or confirm exposure for Windows releases absent from its list.
Exploitation context
The supplied record does not identify active exploitation, and the CVE is not marked as included in CISA KEV. CVSS reports exploit maturity as unproven and requires user interaction. This supports high potential impact but does not prove attacks are occurring in the wild.
Researcher notes
Available evidence supports a heap overflow with network reachability, low complexity, no privileges, and user interaction. The supplied public material does not provide trigger details, indicators of compromise, proof-of-concept status, or observed campaigns. Avoid inferring an attack path beyond these documented properties.
Mitigation direction
- Apply the applicable Microsoft security update identified in the vendor advisory.
- Prioritize internet-facing servers, privileged workstations, and systems handling sensitive data.
- For legacy Windows releases, verify support status and obtain applicable Microsoft guidance.
- Use normal change controls and test updates before broad production deployment.
Validation and detection
- Match Windows editions and versions against Microsoft’s affected-product table.
- Confirm the applicable security update installed successfully on every affected host.
- Run update-compliance or vulnerability scans again after remediation.
- Review Microsoft’s advisory for revisions, prerequisites, and superseding updates.
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-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-2024-21358 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.