CVE-2017-18368

Known Exploited Public Exploit

Description

The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 93.74% Top 5%
KEV Since 
Third-Party Advisory githubusercontent.com Third-Party Advisory seclists.org Third-Party Advisory ssd-disclosure.com Third-Party Advisory paloaltonetworks.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://seclists.org/fulldisclosure/2017/Jan/40 mailing list exploit third party advisory
https://ssd-disclosure.com/index.php/archives/2910 exploit third party advisory technical description
https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/ third party advisory technical description
https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt third party advisory exploit
http://www.zyxel.com/support/announcement_unauthenticated.shtml broken link

Frequently Asked Questions

What is the severity of CVE-2017-18368?
CVE-2017-18368 has been scored as a critical severity vulnerability.
How to fix CVE-2017-18368?
To fix CVE-2017-18368, 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-2017-18368 being actively exploited in the wild?
It is confirmed that CVE-2017-18368 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~94% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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