CVE-2015-8620
7.8 · HIGHOverview
CVE-2015-8620 is a high-severity vulnerability affecting avast avast_free_antivirus. It was published on April 13, 2016 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Heap-based buffer overflow in the Avast virtualization driver (aswSnx.sys) in Avast Internet Security, Pro Antivirus, Premier, and Free Antivirus before 11.1.2253 allows local users to gain privileges via a Unicode file path in an IOCTL request.
Remediation
Check the references section for vendor advisories and patches from avast. Update avast_free_antivirus to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| avast | avast_free_antivirus | 0 | Affected |
| avast | avast_internet_security | 0 | Affected |
| avast | avast_premier | 0 | Affected |
| avast | avast_pro_antivirus | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2015-8620?
CVE-2015-8620 is a high-severity vulnerability affecting avast avast_free_antivirus. It was published on April 13, 2016 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2015-8620?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2015-8620?
Check the references section for vendor advisories and patches from avast. Update avast_free_antivirus to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2015-8620?
CyberStrike's AI-powered security agents can automatically detect CVE-2015-8620 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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