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.
Weakness
The product uses or accesses a resource that has not been initialized.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Windows_10 | Microsoft | 1903 (including) | 1903 (including) |
| Windows_10 | Microsoft | 1909 (including) | 1909 (including) |
| Windows_10 | Microsoft | 2004 (including) | 2004 (including) |
| Windows_server_2016 | Microsoft | 1903 (including) | 1903 (including) |
| Windows_server_2016 | Microsoft | 1909 (including) | 1909 (including) |
| Windows_server_2016 | Microsoft | 2004 (including) | 2004 (including) |
Potential Mitigations
References
- http://packetstormsecurity.com/files/158053/SMBleed-Uninitialized-Kernel-Memory-Read-Proof-Of-Concept.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1206
- http://packetstormsecurity.com/files/158053/SMBleed-Uninitialized-Kernel-Memory-Read-Proof-Of-Concept.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1206