CVE-2018-7539 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Appeartv	Xc5000 Firmware	3.26.217
Appeartv	Xc5000	-
Appeartv	Xc5100 Firmware	3.26.217
Appeartv	Xc5100	-

Related Weaknesses (CWE)

CWE-22

References

http://seclists.org/fulldisclosure/2018/Apr/34ExploitMailing ListMitigation
http://seclists.org/fulldisclosure/2018/Apr/34ExploitMailing ListMitigation

FAQ

What is CVE-2018-7539?

CVE-2018-7539 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 th...

How severe is CVE-2018-7539?

CVE-2018-7539 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-7539?

Check the references section above for vendor advisories and patch information. Affected products include: Appeartv Xc5000 Firmware, Appeartv Xc5000, Appeartv Xc5100 Firmware, Appeartv Xc5100.