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Vulnerabilities

Vulnerability · CVE-2019-1224

Microsoft Windows Exposure of Sensitive Information to an Unauthorized Actor

Published Aug 19, 2021 · catalog updated Aug 19, 2021 · Microsoft Windows

Patch now

CVE-2019-1224 is in the CISA known-exploited catalog. Confirm Microsoft Windows against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
8.36%
Remediation
Remediation guidance
Affected products
vendor Microsoft Windows

An information disclosure vulnerability exists when the Windows RDP server improperly discloses the contents of its memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the system. To exploit this vulnerability, an attacker would have to connect remotely to an affected system and run a specially crafted application. The security update addresses the vulnerability by correcting how the Windows RDP server initializes memory.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Microsoft Windowsversion unspecified

How to fix CVE-2019-1224

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-1224 is in the CISA known-exploited catalog. Confirm Microsoft Windows against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 8.36%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

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. Aug 19, 2021 · VulnCheck KEV

    Detected

    An information disclosure vulnerability exists when the Windows RDP server improperly discloses the contents of its memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the system. To exploit this vulnerability, an attacker would have to connect remotely to an affected system and run a specially crafted application. The security update ad

  2. Aug 19, 2021 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2019-1224

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-1224

    30-day exploitation probability 8.4%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2019-1224

    An information disclosure vulnerability exists when the Windows RDP server improperly discloses the contents of its memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the system. To exploit this vulnerability, an attac

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.