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CVE-2020-1046

HIGHCVSS 7.8/10EPSS 3.76%

Last modified

CVE-2020-1046 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A remote code execution vulnerability exists when Microsoft .NET Framework processes input. An attacker who successfully exploited this vulnerability could take control of an affected system. To exploit the vulnerability, an attacker would need to be able to upload a specially crafted file to a web application. The security update addresses the vulnerability by correcting how .NET Framework processes input.. EPSS estimates a 3.76% chance of exploitation in the next 30 days.

Description

A remote code execution vulnerability exists when Microsoft .NET Framework processes input. An attacker who successfully exploited this vulnerability could take control of an affected system. To exploit the vulnerability, an attacker would need to be able to upload a specially crafted file to a web application. The security update addresses the vulnerability by correcting how .NET Framework processes input.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
3.76%

88.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersionsUpdate
Microsoft.Net Framework2.0Sp2
Microsoft.Net Framework3.5—
Microsoft.Net Framework4.7.2—
Microsoft.Net Framework3.5.1—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-1046?
A remote code execution vulnerability exists when Microsoft .NET Framework processes input. An attacker who successfully exploited this vulnerability could take control of an affected system. To exploit the vulnerability, an attacker would need to be able to upload a specially crafted file to a web application. The security update addresses the vulnerability by correcting how .NET Framework processes input.
How severe is CVE-2020-1046?
CVE-2020-1046 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 3.76% probability of exploitation in the next 30 days.
How do I fix CVE-2020-1046?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1046?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST