Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2017-7293

Severity CVSS v4.0:
Pending analysis
Type:
CWE-502 Deserialization of Untrusted Dat
Publication date:
26/04/2017
Last modified:
13/05/2026

Description

The Dolby DAX2 and DAX3 API services are vulnerable to a privilege escalation vulnerability that allows a normal user to get arbitrary system privileges, because these services have .NET code for DCOM. This affects Dolby Audio X2 (DAX2) 1.0, 1.0.1, 1.1, 1.1.1, 1.2, 1.3, 1.3.1, 1.3.2, 1.4, 1.4.1, 1.4.2, 1.4.3, and 1.4.4 and Dolby Audio X3 (DAX3) 1.0 and 1.1. An example affected driver is Realtek Audio Driver 6.0.1.7898 on a Lenovo P50.

Impact

Vector 3.x
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:dolby:dolby_audio_x2:1.0:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.1:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.2:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.3:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.3.1:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.3.2:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.4:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.4.2:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.4.3:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x2:1.4.4:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x3:1.0:*:*:*:*:*:*:*
cpe:2.3:a:dolby:dolby_audio_x3:1.1:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools