Skip to content
CVE Tracker
  • Newest CVEsPage
  • Recently added to KEVPage
  • Rising exploitation (EPSS)Page
  • Weekly digestPage
  • StatisticsPage
  • WatchlistPage
  • API documentationPage
  • MCP serverPage
  • Data sourcesPage
  • ChangelogPage
  • AboutPage
  • How it's builtPage
Back

CVE-2019-0703

An information disclosure vulnerability exists in the way that the Windows SMB Server handles certain requests, aka 'Windows SMB…

Medium6.5Known exploitedEPSS 9.4%
Published
Updated
Reserved
Assigned by
microsoft

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.

Exploited in the wild

CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Microsoft Windows SMB Information Disclosure Vulnerability.

Added
23 May 2022
Fix due (US federal)
13 Jun 2022
Used by ransomware
Not known

Apply updates per vendor instructions.

Scores

CVSS scores of CVE-2019-0703, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1Medium6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVDNVD · Analyzed3.1Medium6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS (exploitation in 30 days)
9.4% · top 4.6% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: active · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.

Weakness

  • Information Disclosure
  • CWE-noinfo Not enough information

Affected products

  • Microsoft · Windows

    • affected 7 for 32-bit Systems Service Pack 1
    • affected 7 for x64-based Systems Service Pack 1
    • affected 8.1 for 32-bit systems
    • affected 8.1 for x64-based systems
    • affected RT 8.1
    • affected 10 for 32-bit Systems
    • affected 10 for x64-based Systems
    • affected 10 Version 1607 for 32-bit Systems
    • affected 10 Version 1607 for x64-based Systems
    • affected 10 Version 1703 for 32-bit Systems
    • affected 10 Version 1703 for x64-based Systems
    • affected 10 Version 1709 for 32-bit Systems
    • affected 10 Version 1709 for x64-based Systems
    • affected 10 Version 1803 for 32-bit Systems
    • affected 10 Version 1803 for x64-based Systems
    • affected 10 Version 1803 for ARM64-based Systems
    • affected 10 Version 1809 for 32-bit Systems
    • affected 10 Version 1709 for ARM64-based Systems

  • Microsoft · Windows Server

    • affected 2008 R2 for x64-based Systems Service Pack 1 (Core installation)
    • affected n/a

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2019-0703 badge
[![CVE-2019-0703](https://trackcve.app/badge/CVE-2019-0703.svg)](https://trackcve.app/cve/CVE-2019-0703)

Record last updated .