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> In UrBackup 2.2.6,
> an attacker can send a malformed request to the client over the network,
> and trigger a fileservplugin/CClientThread.cpp CClientThread::GetFileHashAndMetadata NULL pointer dereference, leading to shutting down the client application.
>
> ------------------------------------------
>
> [Vulnerability Type]
> Buffer Overflow
>
> ------------------------------------------
>
> [Vendor of Product]
> UrBackup
>
> ------------------------------------------
>
> [Affected Product Code Base]
> 2.2.6 - 2.2.6
>
> ------------------------------------------
>
> [Affected Component]
> The application is vulnerable to null pointer dereference at the line
> of code
> https://github.com/uroni/urbackup_backend/blob/dev/fileservplugin/CClientThread.cpp#L2185
>
> ------------------------------------------
>
> [Attack Type]
> Remote
>
> ------------------------------------------
>
> [Impact Denial of Service]
> true
>
> ------------------------------------------
>
> [Attack Vectors]
> unauthenticated attacker will send malformed request over the network
>
> ------------------------------------------
>
> [Discoverer]
> Mostafa Soliman