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Case File

CVE-2018-0833

MEDIUM · CVSS 5.3 EPSS 39.90% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-02-15 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. It affects Microsoft, Windows. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 39.9% probability of exploitation in the next 30 days. It may lead to a denial-of-service condition.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-0833
Severity
MEDIUM
CVSS
5.3
EPSS
39.90%
Microsoft Windows

Original NVD 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".

Related CVEs

Other vulnerabilities affecting the same vendor(s)