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CVE-2020-1464

7.8 · HIGHActively Exploited

A spoofing vulnerability exists when Windows incorrectly validates file signatures.

Published Aug 17, 2020CWE-347EPSS 38.95%

Overview

CVE-2020-1464 is a high-severity vulnerability. It was published on August 17, 2020 and has a CVSS 3.1 base score of 7.8 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A spoofing vulnerability exists when Windows incorrectly validates file signatures. An attacker who successfully exploited this vulnerability could bypass security features and load improperly signed files.

In an attack scenario, an attacker could bypass security features intended to prevent improperly signed files from being loaded.

The update addresses the vulnerability by correcting how Windows validates file signatures.

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

Refblog.virustotal.com/2019/01/distribution-of-malicious-jar-appended.htmlRefkrebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day-for-2-years/Refmedium.com/%40TalBeerySec/glueball-the-story-of-cve-2020-1464-50091a1f98bdRefportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1464Refblog.virustotal.com/2019/01/distribution-of-malicious-jar-appended.htmlRefkrebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day-for-2-years/Refmedium.com/%40TalBeerySec/glueball-the-story-of-cve-2020-1464-50091a1f98bdRefportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1464CISAwww.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1464

How CyberStrike helps

Frequently asked questions

What is CVE-2020-1464?

CVE-2020-1464 is a high-severity vulnerability. It was published on August 17, 2020 and has a CVSS 3.1 base score of 7.8 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2020-1464?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-1464?

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-2020-1464?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-1464 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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