CVE-2020-0824Network attack vector

Remote code execution via improper object access

Published Mar 12, 2020 · Updated Aug 4, 2024

Remote code execution in Microsoft Internet Explorer 11 allows remote attackers to execute arbitrary code via a specially crafted webpage. Internet Explorer improperly accesses objects in memory, causing corruption that can be redirected into code execution in the browser process. Exploitation requires a victim to view attacker-controlled web content; resulting privileges are bounded by the victim account.

CVSS severity7.5
High
EPSS probability7.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Remote code execution in Microsoft Internet Explorer 11 allows remote attackers to execute arbitrary code via a specially crafted webpage. Internet Explorer improperly accesses objects in memory, causing corruption that can be redirected into code execution in the browser process. Exploitation requires a victim to view attacker-controlled web content; resulting privileges are bounded by the victim account.

The record

CVE
CVE-2020-0824
Published
Mar 12, 2020
Updated
Aug 4, 2024
Vendor
Microsoft
Product
Internet Explorer 11
Classifications
CWE-787, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 12, 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

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=unspecified
  2. Affected versionversion=Windows 10 for 32-bit Systems
  3. Affected versionversion=Windows 10 for x64-based Systems
  4. Affected versionversion=Windows 10 Version 1607 for 32-bit Systems
  5. Affected versionversion=Windows 10 Version 1607 for x64-based Systems
  6. Affected versionversion=Windows 10 Version 1709 for 32-bit Systems
  7. Affected versionversion=Windows 10 Version 1709 for ARM64-based Systems
  8. Affected versionversion=Windows 10 Version 1709 for x64-based Systems
  9. Affected versionversion=Windows 10 Version 1803 for 32-bit Systems
  10. Affected versionversion=Windows 10 Version 1803 for ARM64-based Systems
  11. Affected versionversion=Windows 10 Version 1803 for x64-based Systems
  12. Affected versionversion=Windows 10 Version 1809 for 32-bit Systems
  13. Affected versionversion=Windows 10 Version 1809 for ARM64-based Systems
  14. Affected versionversion=Windows 10 Version 1809 for x64-based Systems
  15. Affected versionversion=Windows 7 for 32-bit Systems Service Pack 1
  16. Affected versionversion=Windows 7 for x64-based Systems Service Pack 1
  17. Affected versionversion=Windows 8.1 for 32-bit systems
  18. Affected versionversion=Windows 8.1 for x64-based systems
  19. Affected versionversion=Windows RT 8.1
  20. Affected versionversion=Windows Server 2008 R2 for x64-based Systems Service Pack 1
  21. Affected versionversion=Windows Server 2012 R2
  22. Affected versionversion=Windows Server 2016
  23. Affected versionversion=Windows Server 2019

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Microsoft · Internet Explorer 11version=unspecified; version=Windows 10 for 32-bit Systems; version=Windows 10 for x64-based Systems; version=Windows 10 Version 1607 for 32-bit Systems; version=Windows 10 Version 1607 for x64-based Systems; version=Windows 10 Version 1709 for 32-bit Systems; version=Windows 10 Version 1709 for ARM64-based Systems; version=Windows 10 Version 1709 for x64-based Systems; version=Windows 10 Version 1803 for 32-bit Systems; version=Windows 10 Version 1803 for ARM64-based Systems; version=Windows 10 Version 1803 for x64-based Systems; version=Windows 10 Version 1809 for 32-bit Systems; version=Windows 10 Version 1809 for ARM64-based Systems; version=Windows 10 Version 1809 for x64-based Systems; version=Windows 7 for 32-bit Systems Service Pack 1; version=Windows 7 for x64-based Systems Service Pack 1; version=Windows 8.1 for 32-bit systems; version=Windows 8.1 for x64-based systems; version=Windows RT 8.1; version=Windows Server 2008 R2 for x64-based Systems Service Pack 1; version=Windows Server 2012 R2; version=Windows Server 2016; version=Windows Server 2019

Published CVSS scores

7.5NVDCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
7.6NVDAV:N/AC:H/Au:N/C:C/I:C/A:C

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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-787Out-of-bounds Write
T1203Exploitation for Client Execution

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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