CVE-2017-9479
9.8
CRITICAL · CVSS 3.0 · EPSS 3.3% (pctl 88)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to execute arbitrary commands as root by leveraging local network access and connecting to the syseventd server, as demonstrated by copying configuration data into a readable filesystem.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.28% — more likely to be exploited than 88% of all CVEs |
| Weakness | CWE-732 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-07-31 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| cisco | dpc3939 |
| cisco | dpc3939 firmware |
References
→ the Explorer · watch your stack · NVD