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.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Link | Tags |
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http://www.information-paradox.net/2017/12/brightsign-multiple-vulnerablities-cve.html | third party advisory issue tracking |
https://www.exploit-db.com/exploits/43364/ | vdb entry exploit third party advisory issue tracking |