---
cve: "CVE-2017-7494"
severity: "CRITICAL"
cvss: 9.8
epss: "99.5%"
vendor: "Samba"
kev: true
exploited: true
published: "2017-05-30 18:29:00"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T08:47:09+02:00"
---

# CVE-2017-7494

> 9.8 CRITICAL · ⚠️ CISA KEV (1258 Tage) · 🔓 Exploited · 🧪 PoC

## Beschreibung

Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it.

## 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 |

## Exploit-Evidenz

- [EDB-42084 — Samba 3.5.0 < 4.4.14/4.5.10/4.6.4 - 'is_known_pipename()' Arbitrary Module Load (Metasploit)](https://www.exploit-db.com/exploits/42084) ✅
- [EDB-42060 — Samba 3.5.0 - Remote Code Execution](https://www.exploit-db.com/exploits/42060) ✅

## Patch verfügbar (OSV)

- 30812c414bb0ceb95abae08c35b94b2f97be4c5c (Commit)
- f0ec0c2c00e98d1c2197e8b0dc3211bff97129f5 (Commit)

## Referenzen

- <http://www.securityfocus.com/bid/98636>
- <http://www.debian.org/security/2017/dsa-3860>
- <https://www.exploit-db.com/exploits/42084/>
- <https://access.redhat.com/errata/RHSA-2017:1270>
- <https://www.samba.org/samba/security/CVE-2017-7494.html>
- <https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf&p_Doc_Ref=SEVD-2018-095-01>
- <https://access.redhat.com/errata/RHSA-2017:1390>
- <http://www.securitytracker.com/id/1038552>
- <https://access.redhat.com/errata/RHSA-2017:1273>
- <https://access.redhat.com/errata/RHSA-2017:1271>
- <https://security.gentoo.org/glsa/201805-07>
- <https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03759en_us>
- <https://access.redhat.com/errata/RHSA-2017:1272>
- <https://security.netapp.com/advisory/ntap-20170524-0001/>
- <https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2017-7494) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_