CVE-2017-17737
The BrightSign Digital Signage (4k242) device (Firmware 6.2.63 and below) has XSS via the REF parameter to /network_diagnostics.html or /storage_info.html.
Does this matter?
A public exploit is published in Exploit-DB, so the technical barrier is gone even though the severity is medium and EPSS is 2.1%. Treat it as high on anything reachable from the internet.
Description
The BrightSign Digital Signage (4k242) device (Firmware 6.2.63 and below) has XSS via the REF parameter to /network_diagnostics.html or /storage_info.html.
- CVSS 3.0
- 6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 2.08% probability · 81th percentile
- Public exploits
- 1 in Exploit-DB · first 19 December 2017
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- brightsign/4k242 firmware
- Source
- cve@mitre.org
EPSS 2.1% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://www.information-paradox.net/2017/12/brightsign-multiple-vulnerablities-cve.htmlIssue Tracking, Third Party Advisory
- https://www.exploit-db.com/exploits/43364/Exploit, Issue Tracking, Third Party Advisory, VDB Entry
- http://www.information-paradox.net/2017/12/brightsign-multiple-vulnerablities-cve.htmlIssue Tracking, Third Party Advisory
- https://www.exploit-db.com/exploits/43364/Exploit, Issue Tracking, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.