CVE-2018-7539

Name: CVE-2018-7539
Creator: NVD / NIST
Published: 2018-04-17T20:29:00.737+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.28%

Last modified Jun 17, 2026

CVE-2018-7539 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 4.28% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

4.28%

89.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Appeartv	Xc5000 Firmware	3.26.217
Appeartv	Xc5100 Firmware	3.26.217

References

http://seclists.org/fulldisclosure/2018/Apr/34Exploit, Mailing List, Mitigation, Third Party Advisory
http://seclists.org/fulldisclosure/2018/Apr/34Exploit, Mailing List, Mitigation, Third Party Advisory

Timeline

Published: Apr 17, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-7539?

How severe is CVE-2018-7539?

Severity scoring for CVE-2018-7539 is pending analysis. The EPSS model estimates a 4.28% probability of exploitation in the next 30 days.

How do I fix CVE-2018-7539?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-7539?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST