|CVSS SCORE||9.0, (AV:N/AC:L/Au:S/C:C/I:C/A:C)|
The specific flaw exists within the conversion of voicemails to text. Due to improper access control, an attacker who has access to a voicemail-enabled Exchange account can install alternative software to be invoked for voicemail transcription. An attacker can leverage this vulnerability to execute code under the context of SYSTEM.
Microsoft has issued an update to correct this vulnerability. More details can be found at: