CVE-2018-14558

Known Exploited Public Exploit

Description

An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the "formsetUsbUnload" function executes a dosystemCmd function with untrusted input.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 67.45% Top 5%
KEV Since 
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-01/Tenda.md exploit third party advisory broken link

Frequently Asked Questions

What is the severity of CVE-2018-14558?
CVE-2018-14558 has been scored as a critical severity vulnerability.
How to fix CVE-2018-14558?
To fix CVE-2018-14558, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-14558 being actively exploited in the wild?
It is confirmed that CVE-2018-14558 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~67% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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