VulnerabilityModified

CVE-2023-40038

Arris DG860A and DG1670A devices have predictable default WPA2 PSKs that could lead to unauthorized remote access.

HIGH 8.8EPSS 0.36%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.)

CVSS 3.1: 8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.36% probability · 29th percentile
CISA KEV: Not listed
Weakness: CWE-287
Affected: arris/dg860a firmware · arris/dg1670a firmware
Source: cve@mitre.org

References

https://github.com/actuator/cve/blob/main/Arris/CVE-2023-40038Third Party Advisory
https://i.ebayimg.com/images/g/ByAAAOSwQCFi2b50/s-l1600.jpgProduct
https://github.com/actuator/cve/blob/main/Arris/CVE-2023-40038Third Party Advisory
https://i.ebayimg.com/images/g/ByAAAOSwQCFi2b50/s-l1600.jpgProduct

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.