Vulnerability CVE-2016-8817

Vulnerability Name:

CVE-2016-8817 (CCN-120065)

Assigned:

2016-10-18

Published:

2016-10-18

Updated:

2016-12-24

Summary:

All versions of NVIDIA Windows GPU Display Driver contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape where a value passed from a user to the driver is used without validation as the size input to memcpy(), causing a buffer overflow, leading to denial of service or potential escalation of privileges.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

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

7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

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

CVSS v2 Severity:

7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-119

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2016-8817

Source: CCN
Type: NVIDIA Security Bulletin Answer ID 4257
Security Bulletin: NVIDIA Windows GPU Display Driver contains multiple vulnerabilities in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape

Source: CONFIRM
Type: Patch, Vendor Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4257

Source: CCN
Type: NVIDIA Web site
NVIDIA

Source: BID
Type: UNKNOWN
95059

Source: CCN
Type: BID-95059
NVIDIA GPU Driver CVE-2016-8817 Local Privilege Escalation Vulnerability

Source: XF
Type: UNKNOWN
nvidia-cve20168817-priv-esc(120065)

Vulnerable Configuration:

Configuration 1:

cpe:/a:nvidia:gpu_driver:-:*:*:*:*:*:*:*

AND

cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

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