CVE-2013-3947 Memory corruption in n/a

High 7.8 Published Updated

Local attackers can escalate privileges via a buffer overflow in the AhnLab V3 Internet Security kernel driver.

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-2013-3947?

CVE-2013-3947 is a high-severity memory corruption vulnerability in n/a, published on 24 Apr 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Buffer overflow in MedCoreD.sys in AhnLab V3 Internet Security 8.0.7.5 (Build 1373) allows local users to gain privileges via a crafted 0xA3350014 IOCTL call.

Weakness: CWE-264, CWE-119

Which versions are affected by CVE-2013-3947?

It affects 1 product.

Products include Ahnlab V3 Internet Security.

How do I fix CVE-2013-3947?

No fix has been published for CVE-2013-3947 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2013-3947 being exploited?

There is no known exploitation of CVE-2013-3947 in the wild and no public exploit code.

Sources

Also known as GHSA-x4qc-f34r-xwmh.

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