Advisory Published
Advisory Published

ZDI-CAN-22803: ZDI-24-1006: AVG AntiVirus Free Link Following Denial-of-Service Vulnerability

First published: Mon Jul 29 2024(Updated: )

This vulnerability allows local attackers to create a denial-of-service condition on affected installations of AVG AntiVirus Free. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the AVG Service. By creating a symbolic link, an attacker can abuse the service to create a folder. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

Affected SoftwareAffected VersionHow to fix
AVG AntiVirus

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Frequently Asked Questions

  • What is the severity of ZDI-CAN-22803?

    The severity of ZDI-CAN-22803 is classified as high due to its potential to cause a denial-of-service condition.

  • How do I fix ZDI-CAN-22803?

    To fix ZDI-CAN-22803, ensure that AVG AntiVirus Free is updated to the latest version provided by the vendor.

  • Who is affected by ZDI-CAN-22803?

    Local attackers with low-privileged code execution capabilities on the target system are able to exploit ZDI-CAN-22803.

  • What type of attack does ZDI-CAN-22803 facilitate?

    ZDI-CAN-22803 facilitates a denial-of-service attack on affected installations of AVG AntiVirus Free.

  • Can ZDI-CAN-22803 be exploited remotely?

    No, ZDI-CAN-22803 requires an attacker to have local access to the target system to be exploited.

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