CVE-2017-11393 Command injection in Trend Micro OfficeScan

Critical 9.8 Published Updated

Remote attackers can execute arbitrary code on Trend Micro OfficeScan installations by exploiting a command injection flaw in the Proxy.php script.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-11393?

CVE-2017-11393 is a critical command injection vulnerability in Trendmicro Officescan, published on 3 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Proxy command injection vulnerability in Trend Micro OfficeScan 11 and XG (12) allows remote attackers to execute arbitrary code on vulnerable installations. The specific flaw can be exploited by parsing the tr parameter within Proxy.php. Formerly ZDI-CAN-4543.

Weakness: CWE-20

Which versions are affected by CVE-2017-11393?

It affects 1 product.

Products include Trendmicro Officescan.

How do I fix CVE-2017-11393?

No fix has been published for CVE-2017-11393 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2017-11393 being exploited?

There is no known exploitation of CVE-2017-11393 in the wild and no public exploit code.

All Trendmicro Officescan vulnerabilities

Sources

Also known as GHSA-cx8h-2r93-pmgw.

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