VULNERABILITY INTELLIGENCE

CVE-2018-7539

CVSS score9.8 CRITICAL

EPSS probability4.14%

CISA KEVNot currently listed

Published2018-04-17

Last modified2026-06-17

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

Description

On Appear TV XC5000 and XC5100 devices with firmware 3.26.217, it is possible to read OS files with a specially crafted HTTP request (such as GET /../../../../../../../../../../../../etc/passwd) to the web server (fuzzd/0.1.1) running the Maintenance Center on port TCP/8088. This can lead to full compromise of the device.

Weakness classification

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Primary references

cve@mitre.org — Exploit, Mailing List, Mitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mailing List, Mitigation, Third Party Advisory