CVE-2017-18368criticalunder attackCWE-78

CVE-2017-18368

Published · Updated

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100Vexday Risk Score

Patch now. It under exploitation confirmed by CISA and has a working public exploit.

ssvc Actcvss 9.8epss 95%
from disclosure to weaponsame day
Published on NVDMay 2
1st PoCMar 30
metasploitDec 26
CISA KEV+1558d
Action required by CISAfederal deadline: 2023-08-28

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

In short

A router flaw allows anyone on the internet to run dangerous commands on the device by sending specially crafted requests to a logging page. This gives complete control over the router without needing a password.

Technical detail

CWE-78 command injection in ViewLog.asp remote_host parameter allows unauthenticated remote code execution. The vulnerability accepts unsanitized user input directly into system commands within the Remote System Log forwarding function, enabling arbitrary command execution with router privileges.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/a
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