What is the severity of ZDI-24-109?

The ZDI-24-109 vulnerability has been rated as critical due to its potential for remote code execution.

How do I fix ZDI-24-109?

To address ZDI-24-109, update to the latest patched version of Allegra as specified in the vendor's security advisory.

What are the implications of exploiting ZDI-24-109?

Exploiting ZDI-24-109 allows attackers to execute arbitrary code, which could lead to a complete system compromise.

Who is affected by ZDI-24-109?

Any installations of Allegra that have not applied recent security patches are vulnerable to ZDI-24-109.

Can ZDI-24-109 be remotely exploited?

Yes, ZDI-24-109 can be exploited remotely, although the attacker must bypass the existing authentication mechanism.

Vulnerability/
ZDI-24-109

high

7.2

9/2/2024

21/2/2025

ZDI-24-109: Allegra uploadSimpleFile Directory Traversal Remote Code Execution Vulnerability

First published: Fri Feb 09 2024(Updated: )

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the uploadSimpleFile method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of LOCAL SERVICE.

Affected Software	Affected Version	How to fix
Allegro

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Frequently Asked Questions

What is the severity of ZDI-24-109?
The ZDI-24-109 vulnerability has been rated as critical due to its potential for remote code execution.
How do I fix ZDI-24-109?
To address ZDI-24-109, update to the latest patched version of Allegra as specified in the vendor's security advisory.
What are the implications of exploiting ZDI-24-109?
Exploiting ZDI-24-109 allows attackers to execute arbitrary code, which could lead to a complete system compromise.
Who is affected by ZDI-24-109?
Any installations of Allegra that have not applied recent security patches are vulnerable to ZDI-24-109.
Can ZDI-24-109 be remotely exploited?
Yes, ZDI-24-109 can be exploited remotely, although the attacker must bypass the existing authentication mechanism.

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alias/ZDI-CAN-22527
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collector/zdi-advisory
alias/ZDI-24-109
alias/CVE-2023-51646
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agent/software-canonical-lookup-request
vendor/allegra
canonical/allegro

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