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Findings

CVE-2019-0703

Microsoft Windows SMB Information Disclosure Vulnerability

Published Apr 8, 2019 · updated Jun 16, 2026 · microsoft windows 10 1507

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.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 8, 2019 · Catalog

    Detected

    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.

  2. May 23, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Jun 13, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Required action

Apply updates per vendor instructions.

CISA due date Jun 13, 2022

Affected

  • cpe microsoft/windows 10 1507version unspecified
  • cpe microsoft/windows 10 1607version unspecified
  • cpe microsoft/windows 10 1703version unspecified
  • cpe microsoft/windows 10 1709version unspecified
  • cpe microsoft/windows 10 1803version unspecified
  • vendor Microsoft Windowsversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2019-0703

    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.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2019-0703

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-0703

    30-day exploitation probability 9.6%

    first.org
  • NIST NVDVulnerability recordCVE-2019-0703

    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.

    nvd.nist.gov

References