CVE-2020-0947

Information disclosure via improper memory-object handling

Published Apr 15, 2020 · Updated Aug 4, 2024

Information disclosure in Media Foundation on Windows 10 and Windows Server 1903 and 1909 allows attackers to read memory via user interaction. The component improperly handles objects in memory, but Microsoft has not disclosed the object type or exact operation that exposes data. Reaching the vulnerable path requires user interaction, and the published impact is limited to confidentiality with no integrity or availability effect.

CVSS severity5.5
Medium
EPSS probability6.65%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Media Foundation on Windows 10 and Windows Server 1903 and 1909 allows attackers to read memory via user interaction. The component improperly handles objects in memory, but Microsoft has not disclosed the object type or exact operation that exposes data. Reaching the vulnerable path requires user interaction, and the published impact is limited to confidentiality with no integrity or availability effect.

The record

CVE
CVE-2020-0947
Published
Apr 15, 2020
Updated
Aug 4, 2024
Vendor
Microsoft
Product
Windows 10 Version 1909
Classifications
Unavailable
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 15, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Microsoft · Windows 10 Version 1909version=unspecified
Microsoft · Windows Server, version 1903 (Server Core installation)version=unspecified
Microsoft · Windows Server, version 1909 (Server Core installation)version=unspecified
Microsoft · Windows 10 Version 1903version=unspecified

Published CVSS scores

4.3NIST NVDAV:N/AC:M/Au:N/C:P/I:N/A:N
5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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