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Full vulnerability report · 2024
CVE-2024-49071High confidence

Windows Defender Information Disclosure Vulnerability

Microsoft · Microsoft Defender for Endpoint for Windows

6.5MediumCVSS 3.1
Recommended action
Scheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Patch available
R
Operational reassessment

Published severity in operational context

Open reassessment dashboard →
Published severityMediumOperational priority:Medium, unchanged from published severity.unchanged

Evidence used

  • No CISA KEV confirmation is currently recorded.
  • EPSS is 1.06% for the current model date.

Compensating controls

  • Validate the affected product branch and deploy the verified fixed release.
  • Restrict the affected network interface to trusted sources where business-safe.
  • Monitor vendor guidance and exploitation sources for a material change.

Verification

  1. Confirm that the asset runs Microsoft Microsoft Defender for Endpoint for Windows and falls inside the recorded affected range.
  2. Verify the installed build against the product-specific fixed version after deployment.
  3. Validate exposure, authentication requirements and compensating controls in the actual environment.
  4. Reopen this reassessment when CVSS, KEV, EPSS, exploit evidence or remediation changes.
Mitigation target: As exposure requiresRemediation target: Within 365 days

This automated reassessment organises public evidence. It does not know asset exposure, business impact or control effectiveness and does not replace CVSS or a human risk decision.

Optional official sources

National CERT insights
?CERT means Computer Emergency Response Team; CSIRT is the closely related term Computer Security Incident Response Team.

Choose official national sources for this report. Each advisory shows its original language. Your selection is remembered on this device and included in shared links.

Official European source

ENISA European Vulnerability Database

Official EUVD identifiers, advisory evidence and known-exploited context. Missing fields are not treated as evidence of low risk.

1 current
ENISA EUVD identifier

EUVD-2024-43934

No EUVD known-exploited evidence

ENISA has published the identifier mapping but no EUVD description has been stored yet.

EUVD state
Present in the current official mapping
Known exploitation
Not present in the current ENISA EUVD known-exploited dataset. This is not proof of no exploitation.
ENISA score
Not supplied in the stored EUVD record
Advisory evidence
No linked advisory details stored yet
Recommended actionScheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Patch available
01

What, why and how

Improper authorization of an index that contains sensitive information from a Global Files search in Windows Defender allows an authorized attacker to disclose information over a network.

What

Improper authorization of an index that contains sensitive information from a Global Files search in Windows Defender allows an authorized attacker to disclose information over a network.

Why

The product creates a search index of private or sensitive documents, but it does not properly limit index access to actors who are authorized to see the original information.

How

An attacker operating through a network path may attempt exploitation with low privileges. If successful, the issue may obtain information outside the intended access boundary.

What

Improper authorization of an index that contains sensitive information from a Global Files search in Windows Defender allows an authorized attacker to disclose information over a network.

Why

The product creates a search index of private or sensitive documents, but it does not properly limit index access to actors who are authorized to see the original information.

How

An attacker operating through a network path may attempt exploitation with low privileges. If successful, the issue may obtain information outside the intended access boundary.

02

Exploit reality and attack path

CVSS severity, EPSS forecast probability, public exploit material and CISA-confirmed exploitation are separate signals.

Observed exploitation
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
No confirmed evidence

No CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.

Public PoC / exploit material
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
None recorded

No exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.

Likely attack path
a network path → Improper Authorization of Index Containing Sensitive Information → obtain information outside the intended access boundary
Attack surface
Network
Privileges required
Low: a basic authenticated account is required
User interaction
None
Attack complexity
Low: no specialised conditions are recorded
Security boundary
Unchanged: impact remains within the vulnerable component's security authority
Weakness
?CWE means Common Weakness Enumeration: a standard category for the underlying weakness.
CWE-612 ↗

CWE-612: Improper Authorization of Index Containing Sensitive Information. The product creates a search index of private or sensitive documents, but it does not properly limit index access to actors who are authorized to see the original information.

CVSS vector
?CVSS means Common Vulnerability Scoring System. The vector records the metric values used to calculate technical severity.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Common Vulnerability Scoring System 3.1: the compact vector below is decoded into plain language.

AVNetworkAttack vector: The vulnerable component can be reached over a network.ACLowAttack complexity: No specialised conditions are required beyond attacker-controlled input.PRLowPrivileges required: The attacker needs basic user-level privileges.UINoneUser interaction: No action by another user is required.SUnchangedScope: The security impact remains within the vulnerable component's authority.CHighConfidentiality impact: A successful attack can cause a major loss.INoneIntegrity impact: No direct loss is represented by this metric.ANoneAvailability impact: No direct loss is represented by this metric.
Post-exploitation / living off the land
No specific living-off-the-land technique is confirmed in the structured sources. Monitor normal administration tools for activity inconsistent with the affected service's baseline.
NetworkCWE-612
A

Official authority intelligence

Only matched European and national findings are included. Language selectors and unavailable sources are omitted.

BSI · German · WID-SEC-2024-3697Microsoft Defender: Schwachstelle ermöglicht Offenlegung von Informationen

Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Microsoft Defender ausnutzen, um Informationen offenzulegen.

Official advisory ↗
Cyber Security Agency of Singapore · English · CSA-SB-20241218Security Bulletin 18 Dec 2024

The Cyber Security Agency of Singapore included this CVE in its official Security Bulletin 18 Dec 2024, published on 18 December 2024. Open the linked bulletin for the product, severity and reference information published in that issue.

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2024-016561Microsoft Defender for Endpoint における情報を公開される脆弱性

Microsoft Defender for Endpoint には、情報を公開される脆弱性が存在します。

Official advisory ↗
KISA KrCERT/CC · Korean · KNVD-6381MS 1월 보안 위협에 따른 정기 보안 업데이트 권고

t Edge (Chromium-based) | CVE-2025-0291 | Chromium: CVE-2025-0291 Type Confusion in V8 | | Windows Secure Boot | CVE-2024-7344 | Cert CC: CVE-2024-7344 Howyar Taiwan 보안 부팅 바이패스 | | Visual Studio | CVE-2024-50338 | GitHub: CVE-2024-50338 잘못된 URL로 인해 git-credential-manager를 통해 정보 공개 허용 | | Microsoft Update Catalog | CVE-2024-49147 | Microsoft 업데이트 카탈로그 권한 상승 취약성 | | Windows Remote Desktop Services | CVE-2024-49128 | Windows 원격 데스크톱 서비스 원격 코드 실행 취약성 | | Windows Remote Desktop Services | CVE-2024-49120 | Windows 원격 데스크톱 서비스 원격 코드 실행 취약성 | | Windows Remote Desktop Services | CVE-2024-49116 | Windows 원격 데스크톱 서비스 원격 코드 실행 취약성 | | Windows Defender | CVE-2024-49071 | Windows Defender Information Disclosure Vulnerability | | Microsoft Office Excel | CVE-2024-49069 | Microsoft Excel 원격 코드 실행 취약성 | | Microsoft PC Manager | CVE-2024-49051 | Microsoft PC Manager 권한 상승 취약성 | | Visual Studio Code | CVE-2024-43601 | Linux용 Visual Studio Code 원격 코드 실행 취약성 | | Microsoft Office | CVE-2024-43600 | Microsoft Office 권한 상승 취약성 | | System Center | CVE-2024-43594 | Microsoft System Center Elevation of Privilege Vulnerability | | Windows NTLM | CVE-2024-43451 | NTLM 해시 공개 스푸핑 취약성 | | GroupMe | CVE-2024-38183 | GroupMe 권한 상승 취약성 | | Microsoft Edge (Chromium-based) | CVE-2024-12695 | Chromium: CVE-2024-12695 Out of bounds

Official advisory ↗
KISA KrCERT/CC · Korean · KNVD-6354MS 12월 보안 위협에 따른 정기 보안 업데이트 권고

VE-2024-49079 | IME(입력기) 원격 코드 실행 취약성 | | Windows Mobile Broadband | CVE-2024-49078 | Windows 모바일 광대역 드라이버 권한 상승 취약성 | | Windows Mobile Broadband | CVE-2024-49077 | Windows 모바일 광대역 드라이버 권한 상승 취약성 | | Windows Virtualization-Based Security (VBS) Enclave | CVE-2024-49076 | Windows VBS(가상화 기반 보안) 엔클레이브 권한 상승 취약성 | | Windows Remote Desktop Services | CVE-2024-49075 | Windows 원격 데스크톱 서비스 서비스 거부 취약성 | | Windows Kernel-Mode Drivers | CVE-2024-49074 | Windows 커널 모드 드라이버 권한 상승 취약성 | | Windows Mobile Broadband | CVE-2024-49073 | Windows 모바일 광대역 드라이버 권한 상승 취약성 | | Windows Task Scheduler | CVE-2024-49072 | Windows 작업 스케줄러 권한 상승 취약성 | | Windows Defender | CVE-2024-49071 | Windows Defender Information Disclosure Vulnerability | | Microsoft Office SharePoint | CVE-2024-49070 | Microsoft SharePoint 원격 코드 실행 취약성 | | Microsoft Office Excel | CVE-2024-49069 | Microsoft Excel 원격 코드 실행 취약성 | | Microsoft Office SharePoint | CVE-2024-49068 | Microsoft SharePoint 권한 상승 취약성 | | Microsoft Office Word | CVE-2024-49065 | Microsoft Office 원격 코드 실행 취약성 | | Microsoft Office SharePoint | CVE-2024-49064 | Microsoft SharePoint 정보 유출 취약성 | | GitHub | CVE-2024-49063 | Muzic 원격 코드 실행 취약성 | | Microsoft Office SharePoint | CVE-2024-49062 | Microsoft SharePoint 정보 유출 취약성 | | Azure Stack | CVE-2024-49060 | Azure Stack HCI 권한 상승 취약성 |

Official advisory ↗
03

Patch and workaround

Operational remediation based on structured source evidence.

Status
?Patch availability is based on structured fixed-version fields and authoritative update references. If no fix is verified, check the vendor advisory before making a change.
Patch available
Affected
Microsoft Defender for Endpoint for Windows: -
Fixed
An authoritative update reference is available, but the fixed version is not recorded in the structured CVE fields. Check the linked vendor advisory for the applicable release.
Action
Review the linked authoritative reference and apply the recorded fixed release appropriate to the affected product branch.
Workaround
No verified workaround is recorded. If business-safe, reduce exposure to the affected interface and allow only trusted sources until authoritative guidance is available.
04

Evidence and provenance

Published 12 Dec 2024 · Last source change 9 Jun 2026, 18:30 UTC · CWE-612 · Improper Authorization of Index Containing Sensitive Information

CVE recordCVE.org · 5.2
CVSS sourceCNA
EPSS source
?The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.
FIRST · tracked since 2026-08-14
European sourceENISA EUVD · EUVD-2024-43934
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceOther authority
NVD statusNVD enriched

Core structured fields are present and their contributing authorities are shown above.

Material change intelligence

What changed after publication

View recent updates ↗

No material field changes have been recorded since change tracking began. Routine source refreshes and cosmetic edits are intentionally excluded.

Material fields only · duplicate refreshes suppressed · history retained for the configured operational retention period
Technical terms and abbreviations used in this report
CVE
Common Vulnerabilities and Exposures: the public identifier for one disclosed vulnerability.
CVSS
Common Vulnerability Scoring System: a technical severity framework; it is not patching priority by itself.
EPSS
Exploit Prediction Scoring System: FIRST's estimate of the probability that exploitation activity will be observed in the next 30 days; it is a forecast, not confirmation.
CWE
Common Weakness Enumeration: the standard category describing the underlying software or hardware weakness.
CNA
CVE Numbering Authority: an organisation authorised to assign and publish CVE records.
CISA ADP
Cybersecurity and Infrastructure Security Agency Authorized Data Publisher: structured enrichment added to a CVE record.
NVD
National Vulnerability Database: NIST's enrichment service for CVE records.
CERT / CSIRT
A computer security incident response team that publishes warnings or coordinates incident response.
PoC
Proof of concept: public material that demonstrates or helps reproduce exploitation.
CSAF
Common Security Advisory Framework: a machine-readable format for security advisories.
LoTL
Living off the land: abuse of legitimate tools or system functions during an attack.
Free version - for non-commercial use only.CVE-2024-49071 · cve.blacktree.nl