CVE-2017-17739

9.8 criticalEPSS 12%

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.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 12% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2017-12-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

brightsign:4k242_firmware

References

http://www.information-paradox.net/2017/12/brightsign-multiple-vulnerablities-cve.html
https://www.exploit-db.com/exploits/43364/
http://www.information-paradox.net/2017/12/brightsign-multiple-vulnerablities-cve.html
https://www.exploit-db.com/exploits/43364/

Check your stack JSON