CVE-2017-6338 Missing authorization in n/a

Medium 6.5 Published 5 Apr 2017 Updated 5 Aug 2024

Low-privileged users can modify FTP settings, reports, and upload certificates due to missing authorization checks in Trend Micro IWSVA.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2017-6338?

CVE-2017-6338 is a medium-severity missing authorization vulnerability in n/a, published on 5 Apr 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Multiple Access Control issues in Trend Micro InterScan Web Security Virtual Appliance (IWSVA) 6.5 before CP 1746 allow an authenticated, remote user with low privileges like 'Reports Only' or 'Auditor' to change FTP Access Control Settings, create or modify reports, or upload an HTTPS Decryption Certificate and Private Key.

Weakness: CWE-732

Which versions are affected by CVE-2017-6338?

It affects 1 product.

Products include Trendmicro Interscan Web Security Virtual Appliance.

How do I fix CVE-2017-6338?

No fix has been published for CVE-2017-6338 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2017-6338 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-6338 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-5wg6-2996-wxf8.