What’s Vulnerable › Vulnerabilities

CVE-2020-0640

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 8.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-01-14 · updated 2026-06-17
• Weakness: CWE-787

Description

A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory, aka 'Internet Explorer Memory Corruption Vulnerability'.

Affected products

• Microsoft Internet Explorer 11: 10, 11, 9
• Microsoft Internet Explorer 11: Windows 10 Version 1803 for 32-bit Systems, Windows 10 Version 1803 for x64-based Systems, Windows 10 Version 1803 for ARM64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows 10 Version 1809 for ARM64-based Systems (+16)
• Microsoft Internet Explorer 10: Windows Server 2012
• Microsoft Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems: all versions
• Microsoft Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems: all versions
• Microsoft Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems: all versions
• Microsoft Internet Explorer 11 on Windows 10 Version 1909 for 32-bit Systems: all versions
• Microsoft Internet Explorer 11 on Windows 10 Version 1909 for ARM64-based Systems: all versions
• Microsoft Internet Explorer 11 on Windows 10 Version 1909 for x64-based Systems: all versions
• Microsoft Internet Explorer 11 on Windows Server 2012: all versions
• Microsoft Internet Explorer 9: Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0640
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0640

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