Security readout for executives and security teams
Plain-English summary
A flaw in Microsoft Windows LDAP could allow remote code execution on affected Windows systems. The score is high because successful exploitation could compromise confidentiality, integrity, and availability without user interaction. Microsoft lists a patch. The provided sources do not show active exploitation.
Executive priority
Treat this as a high-priority Windows patching item, especially for identity and server infrastructure. It is not marked as actively exploited in the provided sources, but the unauthenticated remote-code-execution impact justifies prompt remediation.
Technical view
CVE-2024-49127 is a Windows LDAP remote code execution vulnerability categorized as CWE-416, use-after-free. CVSS 3.1 is 8.1 with network attack vector, no privileges, no user interaction, high impact, and high attack complexity. Microsoft’s advisory is the remediation source.
Likely exposure
Exposure is likely where listed Windows client or server versions remain unpatched and Windows LDAP attack surface is reachable. Domain and server environments should be prioritized, but the provided affected list also includes Windows 10 and Windows 11 releases.
Exploitation context
The source bundle does not indicate known active exploitation. KEV is false, and the CVSS exploit maturity field is unproven. Risk remains material because the vulnerability is remotely reachable and unauthenticated if attack prerequisites are met.
Researcher notes
The available public bundle is sparse: it confirms Windows LDAP RCE, CWE-416, CVSS 8.1, affected Windows releases, and Microsoft remediation. It does not provide root-cause detail, exploitability prerequisites beyond CVSS, indicators of compromise, or proof-of-concept status.
Mitigation direction
- Apply the Microsoft security update for CVE-2024-49127.
- Prioritize exposed servers and systems handling LDAP traffic.
- Reduce unnecessary LDAP reachability from untrusted networks.
- Review Microsoft guidance for exact affected builds and KBs.
- Track unsupported or legacy Windows hosts for compensating controls.
Validation and detection
- Inventory Windows versions against the affected product list.
- Confirm Microsoft CVE-2024-49127 updates are installed.
- Check LDAP exposure paths from untrusted networks.
- Verify patch compliance for domain and server fleets first.
- Document exceptions and compensating network restrictions.
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-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-2024-49127 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
- 8.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:N/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:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C2.25.9microsoftVulnerability scoring details
Base CVSS 3.1 score
8.1HighVector: CVSS:3.1/AV:N/AC:H/PR:N/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 Lightweight Directory Access Protocol (LDAP) 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.