What is CVE-2023-40039?

CVE-2023-40039 is a vulnerability discovered on ARRIS TG852G, TG862G, and TG1672G devices, where a remote attacker can derive the default WPA2-PSK value by observing a beacon frame.

How does CVE-2023-40039 impact ARRIS TG852G, TG862G, and TG1672G devices?

CVE-2023-40039 allows a remote attacker (in proximity to a Wi-Fi network) to derive the default WPA2-PSK value.

What is the severity of CVE-2023-40039?

CVE-2023-40039 has a severity rating of 9.8 (Critical).

Which software versions of ARRIS TG852G, TG862G, and TG1672G devices are affected by CVE-2023-40039?

ARRIS TG852G Firmware and ARRIS TG862G Firmware are affected by CVE-2023-40039.

How can the vulnerability CVE-2023-40039 be mitigated?

There is currently no known mitigation for CVE-2023-40039. It is recommended to follow the vendor's security advisories and apply any patches or updates when available.

Vulnerability/
CVE-2023-40039

critical

9.8

CWE

284

11/9/2023

26/9/2024

CVE-2023-40039

First published: Mon Sep 11 2023(Updated: )

An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in proximity to a Wi-Fi network) can derive the default WPA2-PSK value by observing a beacon frame.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
Arris Tg852g Firmware
ARRIS TG852G
Arris Tg862g Firmware
Arris Tg862g
Arris Tg1672g Firmware
Arris Tg1672g
All of
Arris Tg852g Firmware
ARRIS TG852G
All of
Arris Tg862g Firmware
Arris Tg862g
All of
Arris Tg1672g Firmware
Arris Tg1672g

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Reference Links

Frequently Asked Questions

What is CVE-2023-40039?
CVE-2023-40039 is a vulnerability discovered on ARRIS TG852G, TG862G, and TG1672G devices, where a remote attacker can derive the default WPA2-PSK value by observing a beacon frame.
How does CVE-2023-40039 impact ARRIS TG852G, TG862G, and TG1672G devices?
CVE-2023-40039 allows a remote attacker (in proximity to a Wi-Fi network) to derive the default WPA2-PSK value.
What is the severity of CVE-2023-40039?
CVE-2023-40039 has a severity rating of 9.8 (Critical).
Which software versions of ARRIS TG852G, TG862G, and TG1672G devices are affected by CVE-2023-40039?
ARRIS TG852G Firmware and ARRIS TG862G Firmware are affected by CVE-2023-40039.
How can the vulnerability CVE-2023-40039 be mitigated?
There is currently no known mitigation for CVE-2023-40039. It is recommended to follow the vendor's security advisories and apply any patches or updates when available.

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agent/first-publish-date
agent/event
collector/mitre-cve
source/MITRE
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source/NVD
agent/software-canonical-lookup
agent/weakness
agent/last-modified-date
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vendor/arris
canonical/arris tg852g firmware
canonical/arris tg852g
canonical/arris tg862g firmware
canonical/arris tg862g
canonical/arris tg1672g firmware
canonical/arris tg1672g

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