---
cve: "CVE-2019-5436"
severity: "HIGH"
cvss: 7.8
epss: "49.7%"
vendor: "curl"
kev: false
exploited: false
published: "2019-05-28 19:29:06"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-12T03:22:47+02:00"
---

# CVE-2019-5436

> 7.8 HIGH

## Beschreibung

A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl versions 7.19.4 through 7.64.1.

## CVSS-Vektor

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

| 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

- <http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00008.html>
- <http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00017.html>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SMG3V4VTX2SE3EW3HQTN3DDLQBTORQC2/>
- <http://www.openwall.com/lists/oss-security/2019/09/11/6>
- <https://www.debian.org/security/2020/dsa-4633>
- <https://seclists.org/bugtraq/2020/Feb/36>
- <https://security.gentoo.org/glsa/202003-29>
- <https://www.oracle.com/security-alerts/cpuapr2020.html>
- <https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html>
- <https://www.oracle.com/security-alerts/cpuoct2020.html>
- <https://security.netapp.com/advisory/ntap-20190606-0004/>
- <https://curl.haxx.se/docs/CVE-2019-5436.html>
- <https://support.f5.com/csp/article/K55133295>
- <https://support.f5.com/csp/article/K55133295?utm_source=f5support&amp%3Butm_medium=RSS>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2019-5436) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_