CVE-2019-0821

high-risk
Published 2019-04-09

An information disclosure vulnerability exists in the way that the Windows SMB Server handles certain requests, aka 'Windows SMB Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-0703, CVE-2019-0704.

Do I need to act?

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13.7% chance of exploitation in next 30 days
EPSS score — higher than 86% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (18)

Affected Vendors

Microsoft

References (2)

Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0821
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0821
55
/ 100
high-risk
Severity 24/34 · High
Exploitability 12/34 · Low
Exposure 19/34 · Moderate