VULNERABILITY INTELLIGENCE
CVE-2018-0833
CVSS score5.3 MEDIUM
EPSS probability39.90%
CISA KEVNot currently listed
Published2018-02-15
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Description
The Microsoft Server Message Block 2.0 and 3.0 (SMBv2/SMBv3) client in Windows 8.1 and RT 8.1 and Windows Server 2012 R2 allows a denial of service vulnerability due to how specially crafted requests are handled, aka "SMBv2/SMBv3 Null Dereference Denial of Service Vulnerability".
Weakness classification
- CWE-476: NULL Pointer Dereference
Primary references
- secure@microsoft.com — Third Party Advisory, VDB Entry
- secure@microsoft.com — Third Party Advisory, VDB Entry
- secure@microsoft.com — Exploit, Third Party Advisory
- secure@microsoft.com — Patch, Vendor Advisory
- secure@microsoft.com — Exploit, Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry