CVE-2020-1194

CVE-2020-1194 is a medium-severity vulnerability in Microsoft Windows 10 with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

A denial of service vulnerability exists when Windows Registry improperly handles filesystem operations, aka 'Windows Registry Denial of Service Vulnerability'.

Frequently asked questions

What is CVE-2020-1194?
A denial of service vulnerability exists when Windows Registry improperly handles filesystem operations, aka 'Windows Registry Denial of Service Vulnerability'.
How severe is CVE-2020-1194?
CVE-2020-1194 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-1194 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-1194?
CVE-2020-1194 primarily affects Microsoft Windows 10. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-1194?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-1194 published?
CVE-2020-1194 was published on 2020-06-09 and last updated on 2026-06-17.

References

Affected products (22)

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