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CVE-2020-0603

8.8 · HIGH

A remote code execution vulnerability exists in ASP.NET Core software when the software fails to handle objects in memory.An attacker who successfully exploited the vulnerability could run arbitrar…

Published Jan 14, 2020CWE-787EPSS 21.01%

Overview

CVE-2020-0603 is a high-severity vulnerability. It was published on January 14, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A remote code execution vulnerability exists in ASP.NET Core software when the software fails to handle objects in memory.An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user, aka 'ASP.NET Core Remote Code Execution Vulnerability'.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refaccess.redhat.com/errata/RHSA-2020:0130Refaccess.redhat.com/errata/RHSA-2020:0134Refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0603Refaccess.redhat.com/errata/RHSA-2020:0130Refaccess.redhat.com/errata/RHSA-2020:0134Refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0603

How CyberStrike helps

Frequently asked questions

What is CVE-2020-0603?

CVE-2020-0603 is a high-severity vulnerability. It was published on January 14, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2020-0603?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-0603?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-0603?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-0603 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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