---
cve: "CVE-2020-9273"
severity: "HIGH"
cvss: 8.8
epss: "23.9%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2020-02-20 16:15:11"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T13:36:24+02:00"
---

# CVE-2020-9273

> 8.8 HIGH

## Beschreibung

In ProFTPD 1.3.7, it is possible to corrupt the memory pool by interrupting the data transfer channel. This triggers a use-after-free in alloc_pool in pool.c, and possible remote code execution.

## CVSS-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| 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/2020-03/msg00002.html>
- <http://www.openwall.com/lists/oss-security/2021/08/25/1>
- <http://www.openwall.com/lists/oss-security/2021/09/06/2>
- <https://cert-portal.siemens.com/productcert/pdf/ssa-679335.pdf>
- <https://github.com/proftpd/proftpd/blob/master/RELEASE_NOTES>
- <https://github.com/proftpd/proftpd/issues/903>
- <https://lists.debian.org/debian-lts-announce/2020/02/msg00022.html>
- <https://lists.debian.org/debian-lts-announce/2020/03/msg00002.html>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VCUPRYSJR7XOM3HQ6H5M4OGDU7OHCHBF/>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XHO3S5WPRRP7VGKIAHLYQVEYW5HRYIJN/>
- <https://security.gentoo.org/glsa/202003-35>
- <https://www.debian.org/security/2020/dsa-4635>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2020-9273) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_