# CVE-2023-41355

## Summary

- **CVE ID:** CVE-2023-41355
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-940
- **Published:** Nov 3, 2023
- **Last Modified:** Mar 13, 2026

## Description

Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for ICMP redirect messages. An unauthenticated remote attacker can exploit this vulnerability by sending a crafted package to modify the network routing table, resulting in a denial of service or sensitive information leaking.

## Affected Products

- Chunghwa Telecom — NOKIA G-040W-Q (G040WQR201207)

## References

- [CNA](https://www.twcert.org.tw/tw/cp-132-7505-a0c94-1.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.30%
- **EPSS Percentile:** 52.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-19._