CVE-2026-24288: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 21H2
Heap-based buffer overflow in Windows Mobile Broadband allows an unauthorized attacker to execute code with a physical attack.
AI Analysis
Technical Summary
This vulnerability involves a heap-based buffer overflow in the Windows Mobile Broadband feature of Windows 10 Version 21H2 (build 10.0.19044.0). The flaw allows code execution by an attacker with physical access, exploiting improper handling of memory buffers. The CVSS vector indicates the attack requires physical access (AV:P), has low attack complexity (AC:L), no privileges or user interaction required (PR:N/UI:N), and impacts confidentiality, integrity, and availability (C:H/I:H/A:H). Microsoft has published an official fix for this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could lead to full compromise of the affected system, including complete loss of confidentiality, integrity, and availability. The attacker must have physical access to the device to exploit this flaw. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24288 to remediate this vulnerability.
CVE-2026-24288: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 21H2
Description
Heap-based buffer overflow in Windows Mobile Broadband allows an unauthorized attacker to execute code with a physical attack.
CVSS v3.1
Score 6.8medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a heap-based buffer overflow in the Windows Mobile Broadband feature of Windows 10 Version 21H2 (build 10.0.19044.0). The flaw allows code execution by an attacker with physical access, exploiting improper handling of memory buffers. The CVSS vector indicates the attack requires physical access (AV:P), has low attack complexity (AC:L), no privileges or user interaction required (PR:N/UI:N), and impacts confidentiality, integrity, and availability (C:H/I:H/A:H). Microsoft has published an official fix for this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could lead to full compromise of the affected system, including complete loss of confidentiality, integrity, and availability. The attacker must have physical access to the device to exploit this flaw. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24288 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-01-21T21:28:02.968Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24288","vendor":"Microsoft"}]
Threat ID: 69b0562aea502d3aa87d6978
Added to database: 03/10/2026, 17:34:34 UTC
Last enriched: 06/19/2026, 20:26:17 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 122
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