CVE-2025-62215

// CVE-2025-62215 Windows Kernel Race Condition PoC // This is a conceptual PoC demonstrating the race condition exploitation // Actual exploitation requires specific kernel object manipulation #include <windows.h> #include <stdio.h> #include <threads.h> #define ITERATION_COUNT 100000 #define THREAD_COUNT 4 volatile LONG g_counter = 0; volatile PVOID g_sharedObject = NULL; volatile BOOL g_raceWindow = FALSE; // Target function that contains the vulnerable code path void TriggerVulnerablePath(PVOID object) { // Simulated kernel-like race condition // In real scenario, this would be kernel system call if (g_raceWindow && object != NULL) { // Race window: security check passed but object modified InterlockedIncrement(&g_counter); } } // Thread function to create race conditions int RaceThread(void* arg) { HANDLE hObject = *(HANDLE*)arg; for (int i = 0; i < ITERATION_COUNT; i++) { // Open handle to kernel object HANDLE hDuplicate = NULL; DuplicateHandle(GetCurrentProcess(), hObject, GetCurrentProcess(), &hDuplicate, 0, FALSE, DUPLICATE_SAME_ACCESS); // Set race window flag g_raceWindow = TRUE; // Trigger vulnerable code path TriggerVulnerablePath(hDuplicate); // Close handle during race window if (hDuplicate) { CloseHandle(hDuplicate); } g_raceWindow = FALSE; } return 0; } int main() { printf("CVE-2025-62215 PoC - Race Condition in Windows Kernel\n"); printf("This PoC demonstrates the concept of exploiting race conditions\n"); // Create a shared kernel object (simulated) HANDLE hObject = CreateEvent(NULL, FALSE, FALSE, NULL); if (hObject == NULL) { printf("Failed to create object\n"); return 1; } thrd_t threads[THREAD_COUNT]; // Spawn multiple threads to increase race condition probability for (int i = 0; i < THREAD_COUNT; i++) { thrd_create(&threads[i], RaceThread, &hObject); } // Wait for all threads for (int i = 0; i < THREAD_COUNT; i++) { thrd_join(threads[i], NULL); } printf("Race condition iterations completed: %ld\n", g_counter); CloseHandle(hObject); printf("Note: This is a conceptual PoC. Real exploitation requires\n"); printf("specific kernel debugging and object handle manipulation.\n"); return 0; }

{"cve": {"id": "CVE-2025-62215", "sourceIdentifier": "[email protected]", "published": "2025-11-11T18:15:48.920", "lastModified": "2025-11-14T02:00:02.350", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.0, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.0, "impactScore": 5.9}]}, "cisaExploitAdd": "2025-11-12", "cisaActionDue": "2025-12-03", "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Microsoft Windows Race Condition Vulnerability", "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-362"}, {"lang": "en", "value": "CWE-415"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*", "versionEndExcluding": "10.0.17763.8027", "matchCriteriaId": "16F25469-D606-4A71-9A94-C10E1D08B231"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*", "versionEndExcluding": "10.0.17763.8027", "matchCriteriaId": "1A6A1513-48D5-4D4D-97F1-BFDAE4DC9396"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19044.6575", "matchCriteriaId": "EB5C0945-7EA1-4874-98E7-4234D85E0C0D"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19045.6575", "matchCriteriaId": "655C5458-E6FB-408D-BCB4-0D28F8283D55"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.22631.6199", "matchCriteriaId": "0752A377-F96A-4B2F-B542-A9A9665AB913"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.26100.7092", "matchCriteriaId": "4345F25E-DF90-4CB2-B310-F82E08502815"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.26200.7092", "matchCriteriaId": "5A547AA3-FC6B-46D9-8D22-995C3CA33140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.17763.8027", "matchCriteriaId": "970E52EF-A858-4132-9D8C-4B31E169002C"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.20348.4346", "matchCriteriaId": "5791ADD5-7D67-4659-9DA2-09337A1D82C1"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.25398.1965", "matchCriteriaId": "256174B8-134D-44F5-9497-408AC51DE5DB"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.26100.7092", "matchCriteriaId": "69424DAF-E9EA-4B50-80EC-5BAA97DEB772"}]}]}], "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62215", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-62215", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["US Government Resource"]}]}}