CVE-2016-4304 Denial of service in Internet Security

Medium 5.5 Published Updated

A local attacker can cause a denial of service in Kaspersky Internet Security by triggering an access violation in the KLIF kernel driver via a crafted API call.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2016-4304?

CVE-2016-4304 is a medium-severity denial of service vulnerability in Kaspersky Internet Security, published on 6 Jan 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A denial of service vulnerability exists in the syscall filtering functionality of the Kaspersky Internet Security KLIF driver. A specially crafted native api call request can cause a access violation exception in KLIF kernel driver resulting in local denial of service. An attacker can run program from user-mode to trigger this vulnerability.

Weakness: CWE-284

Which versions are affected by CVE-2016-4304?

It affects 1 product.

Products include Kaspersky Internet Security.

How do I fix CVE-2016-4304?

No fix has been published for CVE-2016-4304 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2016-4304 being exploited?

There is no known exploitation of CVE-2016-4304 in the wild and no public exploit code.

Sources

Also known as GHSA-q7xp-939h-fhmj.

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