CVE-2024-43546: CWE-203: Observable Discrepancy in Microsoft Windows 10 Version 21H2
CVE-2024-43546 is a medium severity vulnerability in Microsoft Windows 10 Version 21H2 that involves a cryptographic information disclosure issue. It is classified under CWE-203, indicating an observable discrepancy that could lead to information leakage. The vulnerability has a CVSS 3. 1 base score of 5. 6, reflecting a local attack vector with high complexity and low privileges required. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability (CVE-2024-43546) affects Microsoft Windows 10 Version 21H2 (build 10.0.19043.0) and involves a cryptographic information disclosure due to an observable discrepancy (CWE-203). The CVSS 3.1 vector indicates that exploitation requires local access (AV:L), high attack complexity (AC:H), low privileges (PR:L), and no user interaction (UI:N). The impact is a confidentiality breach (C:H) without affecting integrity or availability. Microsoft has released an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could lead to disclosure of sensitive cryptographic information on affected Windows 10 Version 21H2 systems. This compromises confidentiality but does not impact system integrity or availability. The attack requires local access and elevated complexity, limiting the scope of exploitation.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. It is recommended to apply the provided security update to affected Windows 10 Version 21H2 systems promptly. No additional mitigations are specified or required beyond applying the official patch.
CVE-2024-43546: CWE-203: Observable Discrepancy in Microsoft Windows 10 Version 21H2
Description
CVE-2024-43546 is a medium severity vulnerability in Microsoft Windows 10 Version 21H2 that involves a cryptographic information disclosure issue. It is classified under CWE-203, indicating an observable discrepancy that could lead to information leakage. The vulnerability has a CVSS 3. 1 base score of 5. 6, reflecting a local attack vector with high complexity and low privileges required. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 5.6medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2024-43546) affects Microsoft Windows 10 Version 21H2 (build 10.0.19043.0) and involves a cryptographic information disclosure due to an observable discrepancy (CWE-203). The CVSS 3.1 vector indicates that exploitation requires local access (AV:L), high attack complexity (AC:H), low privileges (PR:L), and no user interaction (UI:N). The impact is a confidentiality breach (C:H) without affecting integrity or availability. Microsoft has released an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could lead to disclosure of sensitive cryptographic information on affected Windows 10 Version 21H2 systems. This compromises confidentiality but does not impact system integrity or availability. The attack requires local access and elevated complexity, limiting the scope of exploitation.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. It is recommended to apply the provided security update to affected Windows 10 Version 21H2 systems promptly. No additional mitigations are specified or required beyond applying the official patch.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-08-14T01:08:33.535Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Gcve Source
- db.gcve.eu
Threat ID: 6a28671d8dd33fbd857230da
Added to database: 6/9/2026, 7:18:53 PM
Last enriched: 6/9/2026, 9:13:40 PM
Last updated: 6/10/2026, 5:16:22 AM
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.