---
cve: "CVE-2025-9146"
severity: "HIGH"
cvss: 7.5
epss: "53%"
vendor: "Linksys"
kev: false
exploited: false
published: "2025-08-19 16:15:29"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T03:45:33+02:00"
---

# CVE-2025-9146

> 7.5 HIGH · 🧪 PoC

## Beschreibung

A flaw has been found in Linksys E5600 1.1.0.26. The affected element is the function verify_gemtek_header of the file checkFw.sh of the component Firmware Handler. Executing manipulation can lead to risky cryptographic algorithm. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. The vendor was contacted early about this disclosure but did not respond in any way.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Hoch | good |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://vuldb.com/?id.320525>
- <https://vuldb.com/?ctiid.320525>
- <https://vuldb.com/?submit.628642>
- <https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.md>
- <https://www.linksys.com/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-9146) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_