{"id":85506,"date":"2025-11-02T23:52:28","date_gmt":"2025-11-02T23:52:28","guid":{"rendered":""},"modified":"2025-11-10T21:40:22","modified_gmt":"2025-11-11T03:40:22","slug":"cve-2025-54092-windows-hyper-v-race-condition-vulnerability-leading-to-privilege-escalation","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-54092-windows-hyper-v-race-condition-vulnerability-leading-to-privilege-escalation\/","title":{"rendered":"CVE-2025-54092: Windows Hyper-V Race Condition Vulnerability Leading to Privilege Escalation<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

CVE-2025-54092 is a severe vulnerability found in Windows Hyper-V that could allow an authorized attacker to elevate their privileges due to a race condition. This is particularly worrying as it could potentially lead to system compromise or data leakage, posing a significant risk to all users of the affected Windows Hyper-V versions.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-54092
\nSeverity: High, CVSS score 7.8
\nAttack Vector: Local
\nPrivileges Required: Low
\nUser Interaction: None
\nImpact: Potential system<\/a> compromise or data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

Windows Hyper-V | All versions prior to patch<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The exploit works by leveraging a race condition in Windows Hyper-V, where concurrent execution using a shared resource lacks proper synchronization. An authorized attacker can exploit this flaw to execute their code with elevated<\/a> privileges on the host system, potentially leading to a full system compromise.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

To illustrate, consider the following pseudocode:<\/p>\n

\/\/Thread 1\nwhile(!done) {\nshared_resource.access();\n}\n\/\/Thread 2\nwhile(!done) {\nshared_resource.modify();\n}<\/code><\/pre>\n
In this example, Thread 1 is continuously accessing a shared resource, while Thread 2 is attempting to modify it at the same time. If an attacker can time their actions correctly, they could modify the shared resource in between Thread 1\u2019s access calls, causing unexpected behavior or elevated privileges.<\/p>\n
Mitigation<\/strong><\/p>\n
Users are advised to apply the vendor’s patch as soon as it is available to fix this vulnerability. If the patch cannot be applied immediately, a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can be used as a temporary mitigation measure. These tools can monitor and block any suspicious activities, thus reducing the risk of exploitation.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview CVE-2025-54092 is a severe vulnerability found in Windows Hyper-V that could allow an authorized attacker to elevate their privileges due to a race condition. This is particularly worrying as it could potentially lead to system compromise or data leakage, posing a significant risk to all users of the affected Windows Hyper-V versions. Vulnerability Summary […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[82],"product":[],"attack_vector":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-85506","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-microsoft","attack_vector-privilege-escalation"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t