CVE-2019-0703

6.5 MEDIUM CISA KEV - Actively Exploited

Published: April 09, 2019 Modified: October 29, 2025

Description

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-2019-0704, CVE-2019-0821.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0703

Source: secure@microsoft.com

Patch Vendor Advisory

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0703

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Vendor Advisory

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0703

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

6.5 / 10.0

EPSS (Exploit Probability)

19.9%

95th percentile

Exploitation Status

Actively Exploited

Remediation due: 2022-06-13

Affected Vendors

microsoft