---
cve: "CVE-2019-5544"
severity: "CRITICAL"
cvss: 9.8
epss: "96.8%"
vendor: "n/a"
kev: true
exploited: true
published: "2019-12-06 16:15:11"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T11:53:49+02:00"
---

# CVE-2019-5544

> 9.8 CRITICAL · ⚠️ CISA KEV (1772 Tage) · 🔓 Exploited

## Beschreibung

OpenSLP as used in ESXi and the Horizon DaaS appliances has a heap overwrite issue. VMware has evaluated the severity of this issue to be in the Critical severity range with a maximum CVSSv3 base score of 9.8.

## CVSS-Vektor

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

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

## Referenzen

- <http://www.vmware.com/security/advisories/VMSA-2019-0022.html>
- <http://www.openwall.com/lists/oss-security/2019/12/10/2>
- <http://www.openwall.com/lists/oss-security/2019/12/11/2>
- <https://access.redhat.com/errata/RHSA-2019:4240>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZPXXJZLPLAQULBCJVI5NNWZ3PGWXGXWG/>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DA3LYAJ2NRKMOZLZOQNDJ5TNQRFMWGHF/>
- <https://access.redhat.com/errata/RHSA-2020:0199>
- <https://security.gentoo.org/glsa/202005-12>
- <https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-5544>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2019-5544) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_