CVE-2020-1206
An information disclosure vulnerability exists in the way that the Microsoft Server Message Block...
An information disclosure vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Information Disclosure Vulnerability'.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An information disclosure vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Information Disclosure Vulnerability'.
- Record
CVE-2020-1206- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-908
- Updated
- 2026-11-02
CVE List No score
An information disclosure vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Information Disclosure Vulnerability'.
- Record
CVE-2020-1206- Updated
- 2026-11-02
EUVDEUVD-2020-12086 No score
An information disclosure vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Information Disclosure Vulnerability'.
- Record
EUVD-2020-12086- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-29hr-xxhm-93gg No score
An information disclosure vulnerability exists in the way that the Microsoft Server Message Block...
An information disclosure vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Information Disclosure Vulnerability'.
- Record
GHSA-29hr-xxhm-93gg- Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 1903 for 32-bit systems
- microsoft windows 10 version 1903 for arm64-based systems
- microsoft windows 10 version 1903 for x64-based systems
- microsoft windows 10 version 1909 for 32-bit systems
- microsoft windows 10 version 1909 for arm64-based systems
- microsoft windows 10 version 1909 for x64-based systems
- microsoft windows 10 version 2004 for 32-bit systems
- microsoft windows 10 version 2004 for arm64-based systems
- microsoft windows 10 version 2004 for x64-based systems
- microsoft windows server, version 1903 (server core installation)
- microsoft windows server, version 1909 (server core installation)
- microsoft windows server, version 2004 (server core installation)
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Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | datntsec/CVE-2020-1206 | 2021-01-07 |
| PoC in GitHub | jamf/CVE-2020-1206-POC | 2020-04-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-1206 is a high vulnerability (CVSS 7.5) in Microsoft Windows 10 Version 1903 For 32-bit Systems, published June 9, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 10.6%, the 95th percentile. No source names a fixed version.