CVE-2023-40038 json
Arris DG860A and DG1670A devices have predictable default WPA2 PSKs that could lead to unauthorized remote access.
published 2023-12-27 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-44645
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 29%
- public exploits
- 0
- none known
Summary
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.)
Exploit prediction
0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
i.ebayimg.com
/images/g/ByAAAOSwQCFi2b50/s-l1600.jpg
product
-
github.com
/actuator/cve/blob/main/Arris/CVE-2023-40038
third-party-advisory
Sources
- CVE List CVE-2023-40038
- NVD CVE-2023-40038
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.