ZDI-CAN-21600: ZDI-24-469: Avira Prime Link Following Local Privilege Escalation Vulnerability

Published May 17, 2024
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of Avira Prime. 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 Avira Spotlight Service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Other sources

This vulnerability allows local attackers to escalate privileges on affected installations of Avira Prime. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2023-51636.

ZDI

Affected Software

1 affected component
Avira Prime

Event History

May 17, 2024
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
May 22, 2024
Advisory Published
via ZDI·07:23 PM
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Frequently Asked Questions

1

What is the severity of ZDI-CAN-21600?

ZDI-CAN-21600 has a medium severity rating due to its potential for local privilege escalation.

2

How do I fix ZDI-CAN-21600?

To fix ZDI-CAN-21600, you should apply the latest security updates provided by Avira for the Prime product.

3

Who is affected by ZDI-CAN-21600?

ZDI-CAN-21600 affects installations of Avira Prime that are susceptible to local privilege escalation.

4

What is the attack vector for ZDI-CAN-21600?

The attack vector for ZDI-CAN-21600 requires an attacker to have low-privileged access to execute code on the target system.

5

What type of vulnerability is ZDI-CAN-21600?

ZDI-CAN-21600 is classified as a local privilege escalation vulnerability.

Contact

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