CVE-2021-34500
MEDIUMCVSS 6.3/10EPSS 2.27%
Last modified
CVE-2021-34500 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. Windows Kernel Memory Information Disclosure Vulnerability. EPSS estimates a 2.27% chance of exploitation in the next 30 days.
Description
Windows Kernel Memory Information Disclosure Vulnerability
Metrics
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Microsoft | Windows 10 | All versions | — |
| Microsoft | Windows 10 | 20h2 | — |
| Microsoft | Windows 10 | 21h1 | — |
| Microsoft | Windows 10 | 1607 | — |
| Microsoft | Windows 10 | 1809 | — |
| Microsoft | Windows 10 | 1909 | — |
| Microsoft | Windows 10 | 2004 | — |
| Microsoft | Windows 7 | All versions | Sp1 |
| Microsoft | Windows 8.1 | All versions | — |
| Microsoft | Windows Rt 8.1 | All versions | — |
| Microsoft | Windows Server 2008 | All versions | Sp2 |
| Microsoft | Windows Server 2008 | r2 | Sp1 |
| Microsoft | Windows Server 2012 | All versions | — |
| Microsoft | Windows Server 2012 | r2 | — |
| Microsoft | Windows Server 2016 | All versions | — |
| Microsoft | Windows Server 2016 | 20h2 | — |
| Microsoft | Windows Server 2016 | 2004 | — |
| Microsoft | Windows Server 2019 | All versions | — |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-34500?
Windows Kernel Memory Information Disclosure Vulnerability
How severe is CVE-2021-34500?
CVE-2021-34500 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 2.27% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34500?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-34494Windows DNS Server Remote Code Execution Vulnerability8.8
- CVE-2021-34496Windows GDI Information Disclosure Vulnerability5.5
- CVE-2021-34497Windows MSHTML Platform Remote Code Execution Vulnerability6.8
- CVE-2021-34498Windows GDI Elevation of Privilege Vulnerability7.8
- CVE-2021-34499Windows DNS Server Denial of Service Vulnerability6.5
- CVE-2021-3450The X509_V_FLAG_X509_STRICT flag enables additional security…7.4
- CVE-2021-34501Microsoft Excel Remote Code Execution Vulnerability7.8
- CVE-2021-34503Microsoft Windows Media Foundation Remote Code Execution Vul…7.8
- CVE-2021-34504Windows Address Book Remote Code Execution Vulnerability7.8
- CVE-2021-34506Microsoft Edge (Chromium-based) Security Feature Bypass Vuln…6.1
- CVE-2021-34507Windows Remote Assistance Information Disclosure Vulnerabili…6.5
- CVE-2021-34508Windows Kernel Remote Code Execution Vulnerability8.8
Are you affected by CVE-2021-34500?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST