What’s Vulnerable › Vulnerabilities

CVE-2020-0733

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-11 · updated 2026-06-17

Description

An elevation of privilege vulnerability exists when the Windows Malicious Software Removal Tool (MSRT) improperly handles junctions.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Windows Malicious Software Removal Tool Elevation of Privilege Vulnerability'.

Affected products

• Microsoft Windows Malicious Software Removal Tool: before 5.80 — fixed in 5.80
• Microsoft Windows Malicious Software Removal Tool 32-bit: all versions
• Microsoft Windows Malicious Software Removal Tool 64-bit: all versions

How to fix

Upgrade to a fixed version: Microsoft Windows Malicious Software Removal Tool 5.80. Check the vendor advisory for mitigations.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0733
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0733

Get alerted when CVE-2020-0733 or the next vulnerability affects your stack