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CVE-2017-8308

7.5 · HIGH
Published Apr 27, 2017 avast CWE-269 EPSS 1.46% (72th pctl)

Overview

CVE-2017-8308 is a high-severity vulnerability affecting avast antivirus. It was published on April 27, 2017 and has a CVSS 3.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

In Avast Antivirus before v17, an unprivileged user (and thus malware or a virus) can mark an arbitrary process as Trusted from the perspective of the Avast product. This bypasses the Self-Defense feature of the product, opening a door to subsequent attack on many of its components.

Remediation

Check the references section for vendor advisories and patches from avast. Update 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 antivirus 0 Affected

Frequently Asked Questions

What is CVE-2017-8308?

CVE-2017-8308 is a high-severity vulnerability affecting avast antivirus. It was published on April 27, 2017 and has a CVSS 3.0 base score of 7.5 (HIGH).

How severe is CVE-2017-8308?

This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2017-8308?

Check the references section for vendor advisories and patches from avast. Update 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-2017-8308?

CyberStrike's AI-powered security agents can automatically detect CVE-2017-8308 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.