Microsoft Windows SMB Information Disclosure Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM

6.5 / 10

Minimal Risk Critical

Vector Specification

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

Exploitation Likelihood

EPSS Prediction

23.18 %

Predictive Probability

Percentile Rank

95.9 th

Documented as more likely to be exploited than 95.9% of known CVEs.

Detection Date

May 23, 2022

Remediation Due

Jun 13, 2022

CISA Catalog Active

Threat Analysis

An information disclosure vulnerability exists in the way that the Windows SMB Server handles certain requests, which could lead to information disclosure from the server.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2019-0703