How severe is CVE-2023-41351?

CVE-2023-41351 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-41351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-41351?

CVE-2023-41351 affects Nokia G-040w-q Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-41351?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-41351 published?

CVE-2023-41351 was published on 2023-11-03 and last updated on 2026-06-17.

CVE-2023-41351

CVE-2023-41351 is a critical-severity vulnerability in Nokia G-040w-q Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Nokia G-040w-q Firmware
Published: 2023-11-03
Last modified: 2026-06-17

Description

Chunghwa Telecom NOKIA G-040W-Q has a vulnerability of authentication bypass, which allows an unauthenticated remote attacker to bypass the authentication mechanism to log in to the device by an alternative URL. This makes it possible for unauthenticated remote attackers to log in as any existing users, such as an administrator, to perform arbitrary system operations or disrupt service.

Frequently asked questions

What is CVE-2023-41351?: Chunghwa Telecom NOKIA G-040W-Q has a vulnerability of authentication bypass, which allows an unauthenticated remote attacker to bypass the authentication mechanism to log in to the device by an alternative URL. This makes it possible for unauthenticated remote attackers to log in as any existing users, such as an administrator, to perform arbitrary system operations or disrupt service.
How severe is CVE-2023-41351?: CVE-2023-41351 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-41351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-41351?: CVE-2023-41351 affects Nokia G-040w-q Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-41351?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-41351 published?: CVE-2023-41351 was published on 2023-11-03 and last updated on 2026-06-17.

References

https://www.twcert.org.tw/tw/cp-132-7501-6155a-1.html

Affected products (1)

cpe:2.3:o:nokia:g-040w-q_firmware:g040wqr201207:*:*:*:*:*:*:*

More vulnerabilities in Nokia G-040w-q Firmware

CVE-2023-41355 — Critical (CVSS 9.8): Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for ICMP redirect messages.…
CVE-2023-41353 — High (CVSS 8.8): Chunghwa Telecom NOKIA G-040W-Q has a vulnerability of weak password requirements. A remote attacker with regular user…
CVE-2023-41350 — High (CVSS 7.5): Chunghwa Telecom NOKIA G-040W-Q has a vulnerability of insufficient measures to prevent multiple failed authentication…
CVE-2023-41352 — High (CVSS 7.2): Chunghwa Telecom NOKIA G-040W-Q has a vulnerability of insufficient filtering for user input. A remote attacker with…
CVE-2023-41354 — Medium (CVSS 4.0): Chunghwa Telecom NOKIA G-040W-Q Firewall function does not block ICMP TIMESTAMP requests by default, an unauthenticated…

All CVEs affecting Nokia G-040w-q Firmware →

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