Critical severity9.8NVD Advisory· Published Sep 11, 2023· Updated Jun 17, 2026
CVE-2023-40039
CVE-2023-40039
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- cpe:2.3:o:arris:tg1672g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:arris:tg852g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:arris:tg862g_firmware:-:*:*:*:*:*:*:*
- ARRIS/TG852G, TG862G, and TG1672G devicesdescription
Patches
Vulnerability mechanics
References
3- github.com/actuator/cve/blob/main/Arris/CVE-2023-40039nvdThird Party Advisory
- i.ebayimg.com/images/g/-UcAAOSwDe1kyD-Z/s-l1600.pngnvdProduct
- i.ebayimg.com/images/g/4P0AAOSwdhxkrZtt/s-l1600.jpgnvdProduct
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