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

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CVE-2017-3748

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
29/06/2017
Last modified:
20/04/2025

Description

On Lenovo VIBE mobile phones, improper access controls on the nac_server component can be abused in conjunction with CVE-2017-3749 and CVE-2017-3750 to elevate privileges to the root user (commonly known as 'rooting' or "jail breaking" a device).

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:o:google:android:*:*:*:*:*:*:*:* 5.1.1 (including)
cpe:2.3:h:lenovo:vibe_a1600:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a2560:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a2800:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a2860:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a2880:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a3000:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a3500:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a3600-d:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a3600u:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a3800-d:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a3900:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a6000:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a6000-i:-:*:*:*:*:*:*:*
cpe:2.3:h:lenovo:vibe_a6020i37:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools