CVE-2017-17739 EXPLOIT
9.8
CRITICAL · CVSS 3.0 · EPSS 11.9% (pctl 96)
Patch early
A public exploit exists.
Description
The BrightSign Digital Signage (4k242) device (Firmware 6.2.63 and below) has directory traversal via the /storage.html rp parameter, allowing an attacker to read or write to files.
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 | 11.89% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-22 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2017-12-18 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| brightsign | 4k242 |
| brightsign | 4k242 firmware |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | BrightSign Digital Signage - Multiple Vulnerablities | 2017-12-19 |
References
→ the Explorer · watch your stack · NVD