PT-2017-14979 · Brightsign · Brightsign Digital Signage

Singularitysec · Published 2017-12-18 · Updated 2018-01-04 · CVE-2017-17739

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions BrightSign Digital Signage (4k242) versions 6.2.63 and below

Description The issue allows directory traversal via the "/storage.html" API endpoint, specifically through the rp parameter. This enables an attacker to read or write to files.

Recommendations For versions 6.2.63 and below, consider restricting access to the "/storage.html" API endpoint to minimize the risk of exploitation. As a temporary workaround, avoid using the rp parameter in the affected API endpoint until the issue is resolved.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2017-17739

Affected Products

Brightsign Digital Signage

References · 4

• 🔥 https://exploit-db.com/exploits/43364 · Exploit
• https://osv.dev/vulnerability/CVE-2017-17739 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-17739 · Security Note
• http://information-paradox.net/2017/12/brightsign-multiple-vulnerablities-cve.html · Note