---
cve: "CVE-2020-4766"
severity: "MEDIUM"
cvss: 5.9
epss: "1.5%"
vendor: "IBM"
kev: false
exploited: false
published: "2021-01-22 16:50:13"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-21T12:20:41+02:00"
---

# CVE-2020-4766

> 5.9 MEDIUM

## Beschreibung

IBM MQ Internet Pass-Thru 2.1 and 9.2 could allow a remote user to cause a denial of service by sending malformed MQ data requests which would consume all available resources. IBM X-Force ID: 188093.

## CVSS-Vektor

```
CVSS:3.0/C:N/PR:N/AV:N/S:U/A:H/UI:N/I:N/AC:H/RC:C/E:U/RL:O
```

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

## Referenzen

- <https://www.ibm.com/support/pages/node/6406254>
- <https://exchange.xforce.ibmcloud.com/vulnerabilities/188903>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2020-4766) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_