CVE-2024-49117
CVE-2024-49117 is a high-severity vulnerability in Microsoft Windows 11 22h2 with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-393.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 1% (59th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-43758
- Weakness: CWE-393
- Affected product: Microsoft Windows 11 22h2
- Published:
- Last modified:
Description
Windows Hyper-V Remote Code Execution Vulnerability
Frequently asked questions
- What is CVE-2024-49117?
- Windows Hyper-V Remote Code Execution Vulnerability
- How severe is CVE-2024-49117?
- CVE-2024-49117 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-49117 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-49117?
- CVE-2024-49117 primarily affects Microsoft Windows 11 22h2. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2024-49117?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-49117 have an EU (EUVD) identifier?
- Yes. CVE-2024-49117 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43758.
- When was CVE-2024-49117 published?
- CVE-2024-49117 was published on 2024-12-12 and last updated on 2026-06-17.
References
Affected products (6)
- cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
More vulnerabilities in Microsoft Windows 11 22h2
- CVE-2025-49708 — Critical (CVSS 9.9): Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges over a network.
- CVE-2025-53766 — Critical (CVSS 9.8): Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
- CVE-2025-47981 — Critical (CVSS 9.8): Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over…
- CVE-2025-21307 — Critical (CVSS 9.8): Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
- CVE-2025-21298 — Critical (CVSS 9.8): Windows OLE Remote Code Execution Vulnerability
- CVE-2024-49112 — Critical (CVSS 9.8): Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
All CVEs affecting Microsoft Windows 11 22h2 →
Other CWE-393 vulnerabilities
- CVE-2026-9058 — Critical (CVSS 9.3): Szafir SDK returns a success status code from the cryptographic digital signature verification process (i.e.…
- CVE-2025-5987 — High (CVSS 8.1): A flaw was found in libssh when using the ChaCha20 cipher with the OpenSSL library. If an attacker manages to exhaust…
- CVE-2026-53092 — High (CVSS 7.8): In the Linux kernel, the following vulnerability has been resolved: bpf: Fix linked reg delta tracking when src_reg ==…
- CVE-2025-24531 — Medium (CVSS 6.7): In OpenSC pam_pkcs11 before 0.6.13, pam_sm_authenticate() wrongly returns PAM_IGNORE in many error situations (such as…