---
cve: "CVE-2026-32746"
severity: "CRITICAL"
cvss: 9.8
epss: "23.7%"
vendor: "GNU"
kev: false
exploited: false
published: "2026-03-13 19:55:10"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-03T11:03:36+02:00"
---

# CVE-2026-32746

> 9.8 CRITICAL

## Beschreibung

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check whether the buffer is full.

## 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-52556 — telnetd 2.7 - Buffer Overflow](https://www.exploit-db.com/exploits/52556)

## Referenzen

- <https://www.openwall.com/lists/oss-security/2026/03/12/4>
- <https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.html>
- <http://www.openwall.com/lists/oss-security/2026/03/14/1>
- <https://github.com/watchtowrlabs/watchtowr-vs-telnetd-CVE-2026-32746>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-32746) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_