---
cve: "CVE-2018-15688"
severity: "HIGH"
cvss: 8.8
epss: "1.7%"
vendor: "systemd"
kev: false
exploited: false
published: "2018-10-26 14:29:00"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T23:32:47+02:00"
---

# CVE-2018-15688

> 8.8 HIGH · 🧪 PoC

## Beschreibung

A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.

## CVSS-Vektor

```
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Benachbart | warn |
| 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

- <https://security.gentoo.org/glsa/201810-10>
- <https://lists.debian.org/debian-lts-announce/2018/11/msg00017.html>
- <https://usn.ubuntu.com/3807-1/>
- <https://usn.ubuntu.com/3806-1/>
- <https://access.redhat.com/errata/RHSA-2018:3665>
- <http://www.securityfocus.com/bid/105745>
- <https://github.com/systemd/systemd/pull/10518>
- <https://access.redhat.com/errata/RHSA-2019:0049>
- <https://access.redhat.com/errata/RHBA-2019:0327>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2018-15688) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_