What’s Vulnerable › Vulnerabilities

CVE-2023-41355: Chunghwa Telecom NOKIA G-040W-Q - Improper Input Validation

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-03 · updated 2026-06-17
• Weakness: CWE-940

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

• https://www.twcert.org.tw/tw/cp-132-7505-a0c94-1.html
• https://www.twcert.org.tw/tw/cp-132-7505-a0c94-1.html

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