Heap-based Buffer Overflow in Avast Virtualization Driver Affects Multiple Avast Products
CVE-2015-8620

7.8HIGH

Key Information:

Vendor: Avast
Status: Avast Free Antivirus; Avast Internet Security; Avast Premier; Avast Pro Antivirus
Vendor: CVE Published:; 13 April 2016

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2015-8620?

A heap-based buffer overflow vulnerability exists in the Avast virtualization driver (aswSnx.sys) prior to version 11.1.2253. Local users can exploit this flaw through specially crafted Unicode file paths in IOCTL requests, potentially allowing them to elevate privileges on the affected systems. This issue highlights the importance of keeping security products updated to mitigate the risk of exploitation.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2015-8620 - Proof of Concept