What’s Vulnerable › Vulnerabilities

CVE-2023-40038

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-12-27 · updated 2026-06-17
• Weakness: CWE-287

Description

Arris DG860A and DG1670A devices have predictable default WPA2 PSKs that could lead to unauthorized remote access. (They use the first 6 characters of the SSID and the last 6 characters of the BSSID, decrementing the last digit.)

Affected products

• Arris Dg1670A Firmware: ts0901203b6_020420_16xx.gw_pc20_tw
• Arris Dg860A Firmware: all versions

References

• https://github.com/actuator/cve/blob/main/Arris/CVE-2023-40038
• https://i.ebayimg.com/images/g/ByAAAOSwQCFi2b50/s-l1600.jpg
• https://github.com/actuator/cve/blob/main/Arris/CVE-2023-40038
• https://i.ebayimg.com/images/g/ByAAAOSwQCFi2b50/s-l1600.jpg

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