---
cve: "CVE-2020-1464"
severity: "HIGH"
cvss: 7.8
epss: "41.1%"
vendor: "Microsoft"
kev: true
exploited: true
published: "2020-08-17 19:15:14"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-09T05:54:20+02:00"
---

# CVE-2020-1464

> 7.8 HIGH · ⚠️ CISA KEV (1771 Tage) · 🔓 Exploited

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://medium.com/%40TalBeerySec/glueball-the-story-of-cve-2020-1464-50091a1f98bd>
- <https://krebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day-for-2-years/>
- <https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1464>
- <https://blog.virustotal.com/2019/01/distribution-of-malicious-jar-appended.html>
- <https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1464>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2020-1464) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_